Home / 8,448,049.90-12,672,074.85-5,760,664.30

Finding the Fourth Proportional to 8,448,049.90, 12,672,074.85 and 5,760,664.30

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Solution

The fourth proportional to 8,448,049.90, 12,672,074.85 and 5,760,664.30 is: 8,640,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,049.90 : 12,672,074.85 = 5,760,664.30 : x
  2. Step 2: Convert to fraction form
    8,448,049.90/12,672,074.85 = 5,760,664.30/x
  3. Step 3: Cross multiply
    8,448,049.90x = 12,672,074.85 × 5,760,664.30
  4. Step 4: Simplify right side
    8,448,049.90x = 72,999,569,195,322.84
  5. Step 5: Solve for x
    x = 72,999,569,195,322.84/8,448,049.90
  6. Step 6: Final answer
    x = 8,640,996.45

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Similar ratio
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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.