Home / 18,265,007.73-25,196,154.49-11,293,456.74

Finding the Fourth Proportional to 18,265,007.73, 25,196,154.49 and 11,293,456.74

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Solution

The fourth proportional to 18,265,007.73, 25,196,154.49 and 11,293,456.74 is: 15,579,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265,007.73 : 25,196,154.49 = 11,293,456.74 : x
  2. Step 2: Convert to fraction form
    18,265,007.73/25,196,154.49 = 11,293,456.74/x
  3. Step 3: Cross multiply
    18,265,007.73x = 25,196,154.49 × 11,293,456.74
  4. Step 4: Simplify right side
    18,265,007.73x = 284,551,680,690,704.50
  5. Step 5: Solve for x
    x = 284,551,680,690,704.50/18,265,007.73
  6. Step 6: Final answer
    x = 15,579,061.61

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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.