Home / 64,581,453.18-89,071,951.50-41,378,841.18

Finding the Fourth Proportional to 64,581,453.18, 89,071,951.50 and 41,378,841.18

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Solution

The fourth proportional to 64,581,453.18, 89,071,951.50 and 41,378,841.18 is: 57,070,473.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,581,453.18 : 89,071,951.50 = 41,378,841.18 : x
  2. Step 2: Convert to fraction form
    64,581,453.18/89,071,951.50 = 41,378,841.18/x
  3. Step 3: Cross multiply
    64,581,453.18x = 89,071,951.50 × 41,378,841.18
  4. Step 4: Simplify right side
    64,581,453.18x = 3,685,694,134,711,162.50
  5. Step 5: Solve for x
    x = 3,685,694,134,711,162.50/64,581,453.18
  6. Step 6: Final answer
    x = 57,070,473.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.