Home / 18,047,761.20-27,059,686.20-9,964,609.20

Finding the Fourth Proportional to 18,047,761.20, 27,059,686.20 and 9,964,609.20

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Solution

The fourth proportional to 18,047,761.20, 27,059,686.20 and 9,964,609.20 is: 14,940,312.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047,761.20 : 27,059,686.20 = 9,964,609.20 : x
  2. Step 2: Convert to fraction form
    18,047,761.20/27,059,686.20 = 9,964,609.20/x
  3. Step 3: Cross multiply
    18,047,761.20x = 27,059,686.20 × 9,964,609.20
  4. Step 4: Simplify right side
    18,047,761.20x = 269,639,198,057,633
  5. Step 5: Solve for x
    x = 269,639,198,057,633/18,047,761.20
  6. Step 6: Final answer
    x = 14,940,312.82

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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.