Home / 21,854,439.20-32,781,658.80-16,114,876.40

Finding the Fourth Proportional to 21,854,439.20, 32,781,658.80 and 16,114,876.40

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Solution

The fourth proportional to 21,854,439.20, 32,781,658.80 and 16,114,876.40 is: 24,172,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,854,439.20 : 32,781,658.80 = 16,114,876.40 : x
  2. Step 2: Convert to fraction form
    21,854,439.20/32,781,658.80 = 16,114,876.40/x
  3. Step 3: Cross multiply
    21,854,439.20x = 32,781,658.80 × 16,114,876.40
  4. Step 4: Simplify right side
    21,854,439.20x = 528,272,379,748,972.38
  5. Step 5: Solve for x
    x = 528,272,379,748,972.38/21,854,439.20
  6. Step 6: Final answer
    x = 24,172,314.60

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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.