Home / 71,569,428.30-107,354,142.45-60,483,962.70

Finding the Fourth Proportional to 71,569,428.30, 107,354,142.45 and 60,483,962.70

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Solution

The fourth proportional to 71,569,428.30, 107,354,142.45 and 60,483,962.70 is: 90,725,944.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,569,428.30 : 107,354,142.45 = 60,483,962.70 : x
  2. Step 2: Convert to fraction form
    71,569,428.30/107,354,142.45 = 60,483,962.70/x
  3. Step 3: Cross multiply
    71,569,428.30x = 107,354,142.45 × 60,483,962.70
  4. Step 4: Simplify right side
    71,569,428.30x = 6,493,203,947,636,287
  5. Step 5: Solve for x
    x = 6,493,203,947,636,287/71,569,428.30
  6. Step 6: Final answer
    x = 90,725,944.05

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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.