Home / 15,986,437.92-22,059,950.67-9,016,731.36

Finding the Fourth Proportional to 15,986,437.92, 22,059,950.67 and 9,016,731.36

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Solution

The fourth proportional to 15,986,437.92, 22,059,950.67 and 9,016,731.36 is: 12,442,337.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986,437.92 : 22,059,950.67 = 9,016,731.36 : x
  2. Step 2: Convert to fraction form
    15,986,437.92/22,059,950.67 = 9,016,731.36/x
  3. Step 3: Cross multiply
    15,986,437.92x = 22,059,950.67 × 9,016,731.36
  4. Step 4: Simplify right side
    15,986,437.92x = 198,908,649,006,242
  5. Step 5: Solve for x
    x = 198,908,649,006,242/15,986,437.92
  6. Step 6: Final answer
    x = 12,442,337.06

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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.