Home / 6,398,317.30-9,578,813.55-5,726,470.90

Finding the Fourth Proportional to 6,398,317.30, 9,578,813.55 and 5,726,470.90

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Solution

The fourth proportional to 6,398,317.30, 9,578,813.55 and 5,726,470.90 is: 8,573,003.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398,317.30 : 9,578,813.55 = 5,726,470.90 : x
  2. Step 2: Convert to fraction form
    6,398,317.30/9,578,813.55 = 5,726,470.90/x
  3. Step 3: Cross multiply
    6,398,317.30x = 9,578,813.55 × 5,726,470.90
  4. Step 4: Simplify right side
    6,398,317.30x = 54,852,797,050,600.70
  5. Step 5: Solve for x
    x = 54,852,797,050,600.70/6,398,317.30
  6. Step 6: Final answer
    x = 8,573,003.57

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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.