Home / 73,273,391.71-109,910,466.68-42,959,997.07

Finding the Fourth Proportional to 73,273,391.71, 109,910,466.68 and 42,959,997.07

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Solution

The fourth proportional to 73,273,391.71, 109,910,466.68 and 42,959,997.07 is: 64,440,217.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,273,391.71 : 109,910,466.68 = 42,959,997.07 : x
  2. Step 2: Convert to fraction form
    73,273,391.71/109,910,466.68 = 42,959,997.07/x
  3. Step 3: Cross multiply
    73,273,391.71x = 109,910,466.68 × 42,959,997.07
  4. Step 4: Simplify right side
    73,273,391.71x = 4,721,753,326,045,557
  5. Step 5: Solve for x
    x = 4,721,753,326,045,557/73,273,391.71
  6. Step 6: Final answer
    x = 64,440,217.87

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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.