Home / 25,306,778.64-34,923,372.96-13,704,354.72

Finding the Fourth Proportional to 25,306,778.64, 34,923,372.96 and 13,704,354.72

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Solution

The fourth proportional to 25,306,778.64, 34,923,372.96 and 13,704,354.72 is: 18,912,019.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306,778.64 : 34,923,372.96 = 13,704,354.72 : x
  2. Step 2: Convert to fraction form
    25,306,778.64/34,923,372.96 = 13,704,354.72/x
  3. Step 3: Cross multiply
    25,306,778.64x = 34,923,372.96 × 13,704,354.72
  4. Step 4: Simplify right side
    25,306,778.64x = 478,602,291,062,696.44
  5. Step 5: Solve for x
    x = 478,602,291,062,696.44/25,306,778.64
  6. Step 6: Final answer
    x = 18,912,019.50

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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.