Home / 6,145,920.80-9,224,458.05-3,115,394.90

Finding the Fourth Proportional to 6,145,920.80, 9,224,458.05 and 3,115,394.90

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Solution

The fourth proportional to 6,145,920.80, 9,224,458.05 and 3,115,394.90 is: 4,675,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,920.80 : 9,224,458.05 = 3,115,394.90 : x
  2. Step 2: Convert to fraction form
    6,145,920.80/9,224,458.05 = 3,115,394.90/x
  3. Step 3: Cross multiply
    6,145,920.80x = 9,224,458.05 × 3,115,394.90
  4. Step 4: Simplify right side
    6,145,920.80x = 28,737,829,564,233.95
  5. Step 5: Solve for x
    x = 28,737,829,564,233.95/6,145,920.80
  6. Step 6: Final answer
    x = 4,675,919.28

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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.