Home / 8,412,947.67-12,625,092.82-2,948,091.65

Finding the Fourth Proportional to 8,412,947.67, 12,625,092.82 and 2,948,091.65

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Solution

The fourth proportional to 8,412,947.67, 12,625,092.82 and 2,948,091.65 is: 4,424,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,412,947.67 : 12,625,092.82 = 2,948,091.65 : x
  2. Step 2: Convert to fraction form
    8,412,947.67/12,625,092.82 = 2,948,091.65/x
  3. Step 3: Cross multiply
    8,412,947.67x = 12,625,092.82 × 2,948,091.65
  4. Step 4: Simplify right side
    8,412,947.67x = 37,219,930,723,116.95
  5. Step 5: Solve for x
    x = 37,219,930,723,116.95/8,412,947.67
  6. Step 6: Final answer
    x = 4,424,124.84

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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.