Home / 13,375,951.60-20,057,607.19-5,182,432.30

Finding the Fourth Proportional to 13,375,951.60, 20,057,607.19 and 5,182,432.30

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Solution

The fourth proportional to 13,375,951.60, 20,057,607.19 and 5,182,432.30 is: 7,771,199.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375,951.60 : 20,057,607.19 = 5,182,432.30 : x
  2. Step 2: Convert to fraction form
    13,375,951.60/20,057,607.19 = 5,182,432.30/x
  3. Step 3: Cross multiply
    13,375,951.60x = 20,057,607.19 × 5,182,432.30
  4. Step 4: Simplify right side
    13,375,951.60x = 103,947,191,362,168.23
  5. Step 5: Solve for x
    x = 103,947,191,362,168.23/13,375,951.60
  6. Step 6: Final answer
    x = 7,771,199.72

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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.