Home / 14,414,318.11-19,891,760.34-7,887,947.23

Finding the Fourth Proportional to 14,414,318.11, 19,891,760.34 and 7,887,947.23

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Solution

The fourth proportional to 14,414,318.11, 19,891,760.34 and 7,887,947.23 is: 10,885,367.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,318.11 : 19,891,760.34 = 7,887,947.23 : x
  2. Step 2: Convert to fraction form
    14,414,318.11/19,891,760.34 = 7,887,947.23/x
  3. Step 3: Cross multiply
    14,414,318.11x = 19,891,760.34 × 7,887,947.23
  4. Step 4: Simplify right side
    14,414,318.11x = 156,905,155,873,726.88
  5. Step 5: Solve for x
    x = 156,905,155,873,726.88/14,414,318.11
  6. Step 6: Final answer
    x = 10,885,367.92

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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.