Home / 8,939,363.87-12,332,559.07-5,625,788.23

Finding the Fourth Proportional to 8,939,363.87, 12,332,559.07 and 5,625,788.23

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Solution

The fourth proportional to 8,939,363.87, 12,332,559.07 and 5,625,788.23 is: 7,761,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,939,363.87 : 12,332,559.07 = 5,625,788.23 : x
  2. Step 2: Convert to fraction form
    8,939,363.87/12,332,559.07 = 5,625,788.23/x
  3. Step 3: Cross multiply
    8,939,363.87x = 12,332,559.07 × 5,625,788.23
  4. Step 4: Simplify right side
    8,939,363.87x = 69,380,365,583,217.98
  5. Step 5: Solve for x
    x = 69,380,365,583,217.98/8,939,363.87
  6. Step 6: Final answer
    x = 7,761,219.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.