Home / 7,452,061.20-11,164,313.70-4,247,668.80

Finding the Fourth Proportional to 7,452,061.20, 11,164,313.70 and 4,247,668.80

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Solution

The fourth proportional to 7,452,061.20, 11,164,313.70 and 4,247,668.80 is: 6,363,649.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,061.20 : 11,164,313.70 = 4,247,668.80 : x
  2. Step 2: Convert to fraction form
    7,452,061.20/11,164,313.70 = 4,247,668.80/x
  3. Step 3: Cross multiply
    7,452,061.20x = 11,164,313.70 × 4,247,668.80
  4. Step 4: Simplify right side
    7,452,061.20x = 47,422,306,976,902.55
  5. Step 5: Solve for x
    x = 47,422,306,976,902.55/7,452,061.20
  6. Step 6: Final answer
    x = 6,363,649.69

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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.