Home / 8,240,624.80-12,360,937.20-3,761,648.80

Finding the Fourth Proportional to 8,240,624.80, 12,360,937.20 and 3,761,648.80

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Solution

The fourth proportional to 8,240,624.80, 12,360,937.20 and 3,761,648.80 is: 5,642,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240,624.80 : 12,360,937.20 = 3,761,648.80 : x
  2. Step 2: Convert to fraction form
    8,240,624.80/12,360,937.20 = 3,761,648.80/x
  3. Step 3: Cross multiply
    8,240,624.80x = 12,360,937.20 × 3,761,648.80
  4. Step 4: Simplify right side
    8,240,624.80x = 46,497,504,585,255.35
  5. Step 5: Solve for x
    x = 46,497,504,585,255.35/8,240,624.80
  6. Step 6: Final answer
    x = 5,642,473.20

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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.