Home / 76,532,128.62-114,764,420.18-21,932,322.96

Finding the Fourth Proportional to 76,532,128.62, 114,764,420.18 and 21,932,322.96

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Solution

The fourth proportional to 76,532,128.62, 114,764,420.18 and 21,932,322.96 is: 32,888,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,532,128.62 : 114,764,420.18 = 21,932,322.96 : x
  2. Step 2: Convert to fraction form
    76,532,128.62/114,764,420.18 = 21,932,322.96/x
  3. Step 3: Cross multiply
    76,532,128.62x = 114,764,420.18 × 21,932,322.96
  4. Step 4: Simplify right side
    76,532,128.62x = 2,517,050,327,704,901.50
  5. Step 5: Solve for x
    x = 2,517,050,327,704,901.50/76,532,128.62
  6. Step 6: Final answer
    x = 32,888,805.96

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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.