Home / 10,218,235.92-15,327,715.96-2,541,920.72

Finding the Fourth Proportional to 10,218,235.92, 15,327,715.96 and 2,541,920.72

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Solution

The fourth proportional to 10,218,235.92, 15,327,715.96 and 2,541,920.72 is: 3,812,971.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,218,235.92 : 15,327,715.96 = 2,541,920.72 : x
  2. Step 2: Convert to fraction form
    10,218,235.92/15,327,715.96 = 2,541,920.72/x
  3. Step 3: Cross multiply
    10,218,235.92x = 15,327,715.96 × 2,541,920.72
  4. Step 4: Simplify right side
    10,218,235.92x = 38,961,838,788,998.70
  5. Step 5: Solve for x
    x = 38,961,838,788,998.70/10,218,235.92
  6. Step 6: Final answer
    x = 3,812,971.15

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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.