Home / 5,375,116.70-8,065,785.45-2,009,663.90

Finding the Fourth Proportional to 5,375,116.70, 8,065,785.45 and 2,009,663.90

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Solution

The fourth proportional to 5,375,116.70, 8,065,785.45 and 2,009,663.90 is: 3,015,658.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,116.70 : 8,065,785.45 = 2,009,663.90 : x
  2. Step 2: Convert to fraction form
    5,375,116.70/8,065,785.45 = 2,009,663.90/x
  3. Step 3: Cross multiply
    5,375,116.70x = 8,065,785.45 × 2,009,663.90
  4. Step 4: Simplify right side
    5,375,116.70x = 16,209,517,844,010.25
  5. Step 5: Solve for x
    x = 16,209,517,844,010.25/5,375,116.70
  6. Step 6: Final answer
    x = 3,015,658.78

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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.