Home / 15,721,789.38-23,587,497.12-8,050,865.55

Finding the Fourth Proportional to 15,721,789.38, 23,587,497.12 and 8,050,865.55

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Solution

The fourth proportional to 15,721,789.38, 23,587,497.12 and 8,050,865.55 is: 12,078,763.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,721,789.38 : 23,587,497.12 = 8,050,865.55 : x
  2. Step 2: Convert to fraction form
    15,721,789.38/23,587,497.12 = 8,050,865.55/x
  3. Step 3: Cross multiply
    15,721,789.38x = 23,587,497.12 × 8,050,865.55
  4. Step 4: Simplify right side
    15,721,789.38x = 189,899,767,974,132.22
  5. Step 5: Solve for x
    x = 189,899,767,974,132.22/15,721,789.38
  6. Step 6: Final answer
    x = 12,078,763.01

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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.