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Finding the Fourth Proportional to 16,641,985.60, 24,962,978.40 and 14,750,862.40

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Solution

The fourth proportional to 16,641,985.60, 24,962,978.40 and 14,750,862.40 is: 22,126,293.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,641,985.60 : 24,962,978.40 = 14,750,862.40 : x
  2. Step 2: Convert to fraction form
    16,641,985.60/24,962,978.40 = 14,750,862.40/x
  3. Step 3: Cross multiply
    16,641,985.60x = 24,962,978.40 × 14,750,862.40
  4. Step 4: Simplify right side
    16,641,985.60x = 368,225,459,472,572.12
  5. Step 5: Solve for x
    x = 368,225,459,472,572.12/16,641,985.60
  6. Step 6: Final answer
    x = 22,126,293.60

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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.