Home / 16,951,918.32-23,393,371.68-9,217,155.42

Finding the Fourth Proportional to 16,951,918.32, 23,393,371.68 and 9,217,155.42

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Solution

The fourth proportional to 16,951,918.32, 23,393,371.68 and 9,217,155.42 is: 12,719,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951,918.32 : 23,393,371.68 = 9,217,155.42 : x
  2. Step 2: Convert to fraction form
    16,951,918.32/23,393,371.68 = 9,217,155.42/x
  3. Step 3: Cross multiply
    16,951,918.32x = 23,393,371.68 × 9,217,155.42
  4. Step 4: Simplify right side
    16,951,918.32x = 215,620,342,572,386.50
  5. Step 5: Solve for x
    x = 215,620,342,572,386.50/16,951,918.32
  6. Step 6: Final answer
    x = 12,719,524.63

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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.