Home / 5,727,921.40-8,591,882.10-4,948,474.60

Finding the Fourth Proportional to 5,727,921.40, 8,591,882.10 and 4,948,474.60

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Solution

The fourth proportional to 5,727,921.40, 8,591,882.10 and 4,948,474.60 is: 7,422,711.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727,921.40 : 8,591,882.10 = 4,948,474.60 : x
  2. Step 2: Convert to fraction form
    5,727,921.40/8,591,882.10 = 4,948,474.60/x
  3. Step 3: Cross multiply
    5,727,921.40x = 8,591,882.10 × 4,948,474.60
  4. Step 4: Simplify right side
    5,727,921.40x = 42,516,710,338,044.66
  5. Step 5: Solve for x
    x = 42,516,710,338,044.66/5,727,921.40
  6. Step 6: Final answer
    x = 7,422,711.90

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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.