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Finding the Fourth Proportional to 14,615,723.60, 21,892,092.60 and 12,096,299.60

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Solution

The fourth proportional to 14,615,723.60, 21,892,092.60 and 12,096,299.60 is: 18,118,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615,723.60 : 21,892,092.60 = 12,096,299.60 : x
  2. Step 2: Convert to fraction form
    14,615,723.60/21,892,092.60 = 12,096,299.60/x
  3. Step 3: Cross multiply
    14,615,723.60x = 21,892,092.60 × 12,096,299.60
  4. Step 4: Simplify right side
    14,615,723.60x = 264,813,310,960,542.97
  5. Step 5: Solve for x
    x = 264,813,310,960,542.97/14,615,723.60
  6. Step 6: Final answer
    x = 18,118,385.25

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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.