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Finding the Fourth Proportional to 24,193,294.40, 36,344,008.80 and 20,211,982.40

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Solution

The fourth proportional to 24,193,294.40, 36,344,008.80 and 20,211,982.40 is: 30,363,143.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,193,294.40 : 36,344,008.80 = 20,211,982.40 : x
  2. Step 2: Convert to fraction form
    24,193,294.40/36,344,008.80 = 20,211,982.40/x
  3. Step 3: Cross multiply
    24,193,294.40x = 36,344,008.80 × 20,211,982.40
  4. Step 4: Simplify right side
    24,193,294.40x = 734,584,466,211,045
  5. Step 5: Solve for x
    x = 734,584,466,211,045/24,193,294.40
  6. Step 6: Final answer
    x = 30,363,143.36

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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.