Home / 15,837,864.92-21,856,253.60-8,594,520.92

Finding the Fourth Proportional to 15,837,864.92, 21,856,253.60 and 8,594,520.92

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Solution

The fourth proportional to 15,837,864.92, 21,856,253.60 and 8,594,520.92 is: 11,860,438.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,837,864.92 : 21,856,253.60 = 8,594,520.92 : x
  2. Step 2: Convert to fraction form
    15,837,864.92/21,856,253.60 = 8,594,520.92/x
  3. Step 3: Cross multiply
    15,837,864.92x = 21,856,253.60 × 8,594,520.92
  4. Step 4: Simplify right side
    15,837,864.92x = 187,844,028,798,025.31
  5. Step 5: Solve for x
    x = 187,844,028,798,025.31/15,837,864.92
  6. Step 6: Final answer
    x = 11,860,438.88

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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.