Home / 38,880,020.30-58,320,030.45-36,640,532.30

Finding the Fourth Proportional to 38,880,020.30, 58,320,030.45 and 36,640,532.30

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Solution

The fourth proportional to 38,880,020.30, 58,320,030.45 and 36,640,532.30 is: 54,960,798.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880,020.30 : 58,320,030.45 = 36,640,532.30 : x
  2. Step 2: Convert to fraction form
    38,880,020.30/58,320,030.45 = 36,640,532.30/x
  3. Step 3: Cross multiply
    38,880,020.30x = 58,320,030.45 × 36,640,532.30
  4. Step 4: Simplify right side
    38,880,020.30x = 2,136,876,959,440,208.50
  5. Step 5: Solve for x
    x = 2,136,876,959,440,208.50/38,880,020.30
  6. Step 6: Final answer
    x = 54,960,798.45

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Double scale
Find fourth proportional to 38,880,021.30, 58,320,031.95 and 36,640,533.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.