Home / 15,719,775.11-21,693,067.45-8,844,240.77

Finding the Fourth Proportional to 15,719,775.11, 21,693,067.45 and 8,844,240.77

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Solution

The fourth proportional to 15,719,775.11, 21,693,067.45 and 8,844,240.77 is: 12,204,927.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,775.11 : 21,693,067.45 = 8,844,240.77 : x
  2. Step 2: Convert to fraction form
    15,719,775.11/21,693,067.45 = 8,844,240.77/x
  3. Step 3: Cross multiply
    15,719,775.11x = 21,693,067.45 × 8,844,240.77
  4. Step 4: Simplify right side
    15,719,775.11x = 191,858,711,523,428.72
  5. Step 5: Solve for x
    x = 191,858,711,523,428.72/15,719,775.11
  6. Step 6: Final answer
    x = 12,204,927.24

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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.