Home / 14,215,517.60-21,323,276.40-11,664,600.80

Finding the Fourth Proportional to 14,215,517.60, 21,323,276.40 and 11,664,600.80

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Solution

The fourth proportional to 14,215,517.60, 21,323,276.40 and 11,664,600.80 is: 17,496,901.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,215,517.60 : 21,323,276.40 = 11,664,600.80 : x
  2. Step 2: Convert to fraction form
    14,215,517.60/21,323,276.40 = 11,664,600.80/x
  3. Step 3: Cross multiply
    14,215,517.60x = 21,323,276.40 × 11,664,600.80
  4. Step 4: Simplify right side
    14,215,517.60x = 248,727,506,954,061.12
  5. Step 5: Solve for x
    x = 248,727,506,954,061.12/14,215,517.60
  6. Step 6: Final answer
    x = 17,496,901.20

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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.