Home / 19,884,020.14-27,439,517.56-11,511,742.92

Finding the Fourth Proportional to 19,884,020.14, 27,439,517.56 and 11,511,742.92

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Solution

The fourth proportional to 19,884,020.14, 27,439,517.56 and 11,511,742.92 is: 15,885,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,884,020.14 : 27,439,517.56 = 11,511,742.92 : x
  2. Step 2: Convert to fraction form
    19,884,020.14/27,439,517.56 = 11,511,742.92/x
  3. Step 3: Cross multiply
    19,884,020.14x = 27,439,517.56 × 11,511,742.92
  4. Step 4: Simplify right side
    19,884,020.14x = 315,876,671,999,545.69
  5. Step 5: Solve for x
    x = 315,876,671,999,545.69/19,884,020.14
  6. Step 6: Final answer
    x = 15,885,956.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.