Home / 5,890,505.70-8,835,758.55-4,378,851.30

Finding the Fourth Proportional to 5,890,505.70, 8,835,758.55 and 4,378,851.30

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Solution

The fourth proportional to 5,890,505.70, 8,835,758.55 and 4,378,851.30 is: 6,568,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890,505.70 : 8,835,758.55 = 4,378,851.30 : x
  2. Step 2: Convert to fraction form
    5,890,505.70/8,835,758.55 = 4,378,851.30/x
  3. Step 3: Cross multiply
    5,890,505.70x = 8,835,758.55 × 4,378,851.30
  4. Step 4: Simplify right side
    5,890,505.70x = 38,690,472,813,153.62
  5. Step 5: Solve for x
    x = 38,690,472,813,153.62/5,890,505.70
  6. Step 6: Final answer
    x = 6,568,276.95

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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.