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Finding the Fourth Proportional to 62,387,540.70, 93,581,311.05 and 62,387,540.70

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Solution

The fourth proportional to 62,387,540.70, 93,581,311.05 and 62,387,540.70 is: 93,581,311.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,387,540.70 : 93,581,311.05 = 62,387,540.70 : x
  2. Step 2: Convert to fraction form
    62,387,540.70/93,581,311.05 = 62,387,540.70/x
  3. Step 3: Cross multiply
    62,387,540.70x = 93,581,311.05 × 62,387,540.70
  4. Step 4: Simplify right side
    62,387,540.70x = 5,838,307,851,891,235
  5. Step 5: Solve for x
    x = 5,838,307,851,891,235/62,387,540.70
  6. Step 6: Final answer
    x = 93,581,311.05

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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.