Home / 18,086,145.60-27,129,218.40-14,684,923.20

Finding the Fourth Proportional to 18,086,145.60, 27,129,218.40 and 14,684,923.20

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Solution

The fourth proportional to 18,086,145.60, 27,129,218.40 and 14,684,923.20 is: 22,027,384.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086,145.60 : 27,129,218.40 = 14,684,923.20 : x
  2. Step 2: Convert to fraction form
    18,086,145.60/27,129,218.40 = 14,684,923.20/x
  3. Step 3: Cross multiply
    18,086,145.60x = 27,129,218.40 × 14,684,923.20
  4. Step 4: Simplify right side
    18,086,145.60x = 398,390,488,680,026.81
  5. Step 5: Solve for x
    x = 398,390,488,680,026.81/18,086,145.60
  6. Step 6: Final answer
    x = 22,027,384.80

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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.