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Finding the Fourth Proportional to 16,129,270.60, 24,193,905.90 and 11,019,920.20

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Solution

The fourth proportional to 16,129,270.60, 24,193,905.90 and 11,019,920.20 is: 16,529,880.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129,270.60 : 24,193,905.90 = 11,019,920.20 : x
  2. Step 2: Convert to fraction form
    16,129,270.60/24,193,905.90 = 11,019,920.20/x
  3. Step 3: Cross multiply
    16,129,270.60x = 24,193,905.90 × 11,019,920.20
  4. Step 4: Simplify right side
    16,129,270.60x = 266,614,912,344,309.16
  5. Step 5: Solve for x
    x = 266,614,912,344,309.16/16,129,270.60
  6. Step 6: Final answer
    x = 16,529,880.30

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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.