Home / 18,314,007.60-27,471,011.40-11,139,610.80

Finding the Fourth Proportional to 18,314,007.60, 27,471,011.40 and 11,139,610.80

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Solution

The fourth proportional to 18,314,007.60, 27,471,011.40 and 11,139,610.80 is: 16,709,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,314,007.60 : 27,471,011.40 = 11,139,610.80 : x
  2. Step 2: Convert to fraction form
    18,314,007.60/27,471,011.40 = 11,139,610.80/x
  3. Step 3: Cross multiply
    18,314,007.60x = 27,471,011.40 × 11,139,610.80
  4. Step 4: Simplify right side
    18,314,007.60x = 306,016,375,278,363.12
  5. Step 5: Solve for x
    x = 306,016,375,278,363.12/18,314,007.60
  6. Step 6: Final answer
    x = 16,709,416.20

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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.