Home / 72,396,483.56-108,449,325.68-33,480,387.96

Finding the Fourth Proportional to 72,396,483.56, 108,449,325.68 and 33,480,387.96

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Solution

The fourth proportional to 72,396,483.56, 108,449,325.68 and 33,480,387.96 is: 50,153,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,396,483.56 : 108,449,325.68 = 33,480,387.96 : x
  2. Step 2: Convert to fraction form
    72,396,483.56/108,449,325.68 = 33,480,387.96/x
  3. Step 3: Cross multiply
    72,396,483.56x = 108,449,325.68 × 33,480,387.96
  4. Step 4: Simplify right side
    72,396,483.56x = 3,630,925,497,766,791
  5. Step 5: Solve for x
    x = 3,630,925,497,766,791/72,396,483.56
  6. Step 6: Final answer
    x = 50,153,340.59

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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.