Home / 74,807,489.20-112,211,233.80-32,257,217.20

Finding the Fourth Proportional to 74,807,489.20, 112,211,233.80 and 32,257,217.20

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Solution

The fourth proportional to 74,807,489.20, 112,211,233.80 and 32,257,217.20 is: 48,385,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,807,489.20 : 112,211,233.80 = 32,257,217.20 : x
  2. Step 2: Convert to fraction form
    74,807,489.20/112,211,233.80 = 32,257,217.20/x
  3. Step 3: Cross multiply
    74,807,489.20x = 112,211,233.80 × 32,257,217.20
  4. Step 4: Simplify right side
    74,807,489.20x = 3,619,622,140,966,581
  5. Step 5: Solve for x
    x = 3,619,622,140,966,581/74,807,489.20
  6. Step 6: Final answer
    x = 48,385,825.80

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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.