Home / 5,060,371.88-6,986,350.50-3,129,221.72

Finding the Fourth Proportional to 5,060,371.88, 6,986,350.50 and 3,129,221.72

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Solution

The fourth proportional to 5,060,371.88, 6,986,350.50 and 3,129,221.72 is: 4,320,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,060,371.88 : 6,986,350.50 = 3,129,221.72 : x
  2. Step 2: Convert to fraction form
    5,060,371.88/6,986,350.50 = 3,129,221.72/x
  3. Step 3: Cross multiply
    5,060,371.88x = 6,986,350.50 × 3,129,221.72
  4. Step 4: Simplify right side
    5,060,371.88x = 21,861,839,728,132.86
  5. Step 5: Solve for x
    x = 21,861,839,728,132.86/5,060,371.88
  6. Step 6: Final answer
    x = 4,320,204.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.