Home / 25,656,294.24-38,479,629.96-12,873,366.72

Finding the Fourth Proportional to 25,656,294.24, 38,479,629.96 and 12,873,366.72

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Solution

The fourth proportional to 25,656,294.24, 38,479,629.96 and 12,873,366.72 is: 19,307,635.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,656,294.24 : 38,479,629.96 = 12,873,366.72 : x
  2. Step 2: Convert to fraction form
    25,656,294.24/38,479,629.96 = 12,873,366.72/x
  3. Step 3: Cross multiply
    25,656,294.24x = 38,479,629.96 × 12,873,366.72
  4. Step 4: Simplify right side
    25,656,294.24x = 495,362,387,724,978.94
  5. Step 5: Solve for x
    x = 495,362,387,724,978.94/25,656,294.24
  6. Step 6: Final answer
    x = 19,307,635.90

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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.