Home / 10,117,721.13-13,967,014.89-6,451,565.55

Finding the Fourth Proportional to 10,117,721.13, 13,967,014.89 and 6,451,565.55

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Solution

The fourth proportional to 10,117,721.13, 13,967,014.89 and 6,451,565.55 is: 8,906,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,117,721.13 : 13,967,014.89 = 6,451,565.55 : x
  2. Step 2: Convert to fraction form
    10,117,721.13/13,967,014.89 = 6,451,565.55/x
  3. Step 3: Cross multiply
    10,117,721.13x = 13,967,014.89 × 6,451,565.55
  4. Step 4: Simplify right side
    10,117,721.13x = 90,109,112,048,284.73
  5. Step 5: Solve for x
    x = 90,109,112,048,284.73/10,117,721.13
  6. Step 6: Final answer
    x = 8,906,067.97

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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.