Home / 38,880,018.80-58,320,028.20-36,640,530.80

Finding the Fourth Proportional to 38,880,018.80, 58,320,028.20 and 36,640,530.80

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Solution

The fourth proportional to 38,880,018.80, 58,320,028.20 and 36,640,530.80 is: 54,960,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,880,018.80 : 58,320,028.20 = 36,640,530.80 : x
  2. Step 2: Convert to fraction form
    38,880,018.80/58,320,028.20 = 36,640,530.80/x
  3. Step 3: Cross multiply
    38,880,018.80x = 58,320,028.20 × 36,640,530.80
  4. Step 4: Simplify right side
    38,880,018.80x = 2,136,876,789,518,968.50
  5. Step 5: Solve for x
    x = 2,136,876,789,518,968.50/38,880,018.80
  6. Step 6: Final answer
    x = 54,960,796.20

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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.