Home / 13,988,339.56-20,980,672.14-4,403,768.20

Finding the Fourth Proportional to 13,988,339.56, 20,980,672.14 and 4,403,768.20

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Solution

The fourth proportional to 13,988,339.56, 20,980,672.14 and 4,403,768.20 is: 6,605,073.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,988,339.56 : 20,980,672.14 = 4,403,768.20 : x
  2. Step 2: Convert to fraction form
    13,988,339.56/20,980,672.14 = 4,403,768.20/x
  3. Step 3: Cross multiply
    13,988,339.56x = 20,980,672.14 × 4,403,768.20
  4. Step 4: Simplify right side
    13,988,339.56x = 92,394,016,784,757.95
  5. Step 5: Solve for x
    x = 92,394,016,784,757.95/13,988,339.56
  6. Step 6: Final answer
    x = 6,605,073.92

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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.