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Finding the Fourth Proportional to 29,861,985.20, 44,759,800.20 and 16,408,468.40

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Solution

The fourth proportional to 29,861,985.20, 44,759,800.20 and 16,408,468.40 is: 24,594,472.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,861,985.20 : 44,759,800.20 = 16,408,468.40 : x
  2. Step 2: Convert to fraction form
    29,861,985.20/44,759,800.20 = 16,408,468.40/x
  3. Step 3: Cross multiply
    29,861,985.20x = 44,759,800.20 × 16,408,468.40
  4. Step 4: Simplify right side
    29,861,985.20x = 734,439,767,172,013.75
  5. Step 5: Solve for x
    x = 734,439,767,172,013.75/29,861,985.20
  6. Step 6: Final answer
    x = 24,594,472.28

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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.