Home / 15,841,248.96-21,857,176.76-8,965,731.04

Finding the Fourth Proportional to 15,841,248.96, 21,857,176.76 and 8,965,731.04

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Solution

The fourth proportional to 15,841,248.96, 21,857,176.76 and 8,965,731.04 is: 12,370,588.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,248.96 : 21,857,176.76 = 8,965,731.04 : x
  2. Step 2: Convert to fraction form
    15,841,248.96/21,857,176.76 = 8,965,731.04/x
  3. Step 3: Cross multiply
    15,841,248.96x = 21,857,176.76 × 8,965,731.04
  4. Step 4: Simplify right side
    15,841,248.96x = 195,965,568,123,898.62
  5. Step 5: Solve for x
    x = 195,965,568,123,898.62/15,841,248.96
  6. Step 6: Final answer
    x = 12,370,588.24

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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.