Home / 5,158,200.60-7,737,300.90-3,966,139.80

Finding the Fourth Proportional to 5,158,200.60, 7,737,300.90 and 3,966,139.80

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Solution

The fourth proportional to 5,158,200.60, 7,737,300.90 and 3,966,139.80 is: 5,949,209.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,200.60 : 7,737,300.90 = 3,966,139.80 : x
  2. Step 2: Convert to fraction form
    5,158,200.60/7,737,300.90 = 3,966,139.80/x
  3. Step 3: Cross multiply
    5,158,200.60x = 7,737,300.90 × 3,966,139.80
  4. Step 4: Simplify right side
    5,158,200.60x = 30,687,217,044,065.82
  5. Step 5: Solve for x
    x = 30,687,217,044,065.82/5,158,200.60
  6. Step 6: Final answer
    x = 5,949,209.70

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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.