Home / 18,722,731.11-25,837,403.94-10,462,793.40

Finding the Fourth Proportional to 18,722,731.11, 25,837,403.94 and 10,462,793.40

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Solution

The fourth proportional to 18,722,731.11, 25,837,403.94 and 10,462,793.40 is: 14,438,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,722,731.11 : 25,837,403.94 = 10,462,793.40 : x
  2. Step 2: Convert to fraction form
    18,722,731.11/25,837,403.94 = 10,462,793.40/x
  3. Step 3: Cross multiply
    18,722,731.11x = 25,837,403.94 × 10,462,793.40
  4. Step 4: Simplify right side
    18,722,731.11x = 270,331,419,552,691.75
  5. Step 5: Solve for x
    x = 270,331,419,552,691.75/18,722,731.11
  6. Step 6: Final answer
    x = 14,438,674.46

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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.