Home / 21,382,626.73-32,083,475.40-9,861,898.90

Finding the Fourth Proportional to 21,382,626.73, 32,083,475.40 and 9,861,898.90

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Solution

The fourth proportional to 21,382,626.73, 32,083,475.40 and 9,861,898.90 is: 14,797,246.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,382,626.73 : 32,083,475.40 = 9,861,898.90 : x
  2. Step 2: Convert to fraction form
    21,382,626.73/32,083,475.40 = 9,861,898.90/x
  3. Step 3: Cross multiply
    21,382,626.73x = 32,083,475.40 × 9,861,898.90
  4. Step 4: Simplify right side
    21,382,626.73x = 316,403,990,755,437.06
  5. Step 5: Solve for x
    x = 316,403,990,755,437.06/21,382,626.73
  6. Step 6: Final answer
    x = 14,797,246.14

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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.