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Finding the Fourth Proportional to 22,814,652.60, 34,221,978.90 and 11,451,000.60

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Solution

The fourth proportional to 22,814,652.60, 34,221,978.90 and 11,451,000.60 is: 17,176,500.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,814,652.60 : 34,221,978.90 = 11,451,000.60 : x
  2. Step 2: Convert to fraction form
    22,814,652.60/34,221,978.90 = 11,451,000.60/x
  3. Step 3: Cross multiply
    22,814,652.60x = 34,221,978.90 × 11,451,000.60
  4. Step 4: Simplify right side
    22,814,652.60x = 391,875,900,917,087.31
  5. Step 5: Solve for x
    x = 391,875,900,917,087.31/22,814,652.60
  6. Step 6: Final answer
    x = 17,176,500.90

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1.5x scale

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.