Home / 13,791,345.86-20,672,824.52-6,118,604.12

Finding the Fourth Proportional to 13,791,345.86, 20,672,824.52 and 6,118,604.12

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Solution

The fourth proportional to 13,791,345.86, 20,672,824.52 and 6,118,604.12 is: 9,171,608.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,345.86 : 20,672,824.52 = 6,118,604.12 : x
  2. Step 2: Convert to fraction form
    13,791,345.86/20,672,824.52 = 6,118,604.12/x
  3. Step 3: Cross multiply
    13,791,345.86x = 20,672,824.52 × 6,118,604.12
  4. Step 4: Simplify right side
    13,791,345.86x = 126,488,829,347,087.59
  5. Step 5: Solve for x
    x = 126,488,829,347,087.59/13,791,345.86
  6. Step 6: Final answer
    x = 9,171,608.82

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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.