Home / 21,340,084.38-32,010,149.64-9,988,504.62

Finding the Fourth Proportional to 21,340,084.38, 32,010,149.64 and 9,988,504.62

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Solution

The fourth proportional to 21,340,084.38, 32,010,149.64 and 9,988,504.62 is: 14,982,767.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,084.38 : 32,010,149.64 = 9,988,504.62 : x
  2. Step 2: Convert to fraction form
    21,340,084.38/32,010,149.64 = 9,988,504.62/x
  3. Step 3: Cross multiply
    21,340,084.38x = 32,010,149.64 × 9,988,504.62
  4. Step 4: Simplify right side
    21,340,084.38x = 319,733,527,566,031.31
  5. Step 5: Solve for x
    x = 319,733,527,566,031.31/21,340,084.38
  6. Step 6: Final answer
    x = 14,982,767.73

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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.