Home / 16,668,906.30-25,003,359.45-10,258,371.90

Finding the Fourth Proportional to 16,668,906.30, 25,003,359.45 and 10,258,371.90

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Solution

The fourth proportional to 16,668,906.30, 25,003,359.45 and 10,258,371.90 is: 15,387,557.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,668,906.30 : 25,003,359.45 = 10,258,371.90 : x
  2. Step 2: Convert to fraction form
    16,668,906.30/25,003,359.45 = 10,258,371.90/x
  3. Step 3: Cross multiply
    16,668,906.30x = 25,003,359.45 × 10,258,371.90
  4. Step 4: Simplify right side
    16,668,906.30x = 256,493,759,987,479.47
  5. Step 5: Solve for x
    x = 256,493,759,987,479.47/16,668,906.30
  6. Step 6: Final answer
    x = 15,387,557.85

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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.