Home / 7,244,518.80-10,866,778.20-5,331,331.20

Finding the Fourth Proportional to 7,244,518.80, 10,866,778.20 and 5,331,331.20

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Solution

The fourth proportional to 7,244,518.80, 10,866,778.20 and 5,331,331.20 is: 7,996,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,518.80 : 10,866,778.20 = 5,331,331.20 : x
  2. Step 2: Convert to fraction form
    7,244,518.80/10,866,778.20 = 5,331,331.20/x
  3. Step 3: Cross multiply
    7,244,518.80x = 10,866,778.20 × 5,331,331.20
  4. Step 4: Simplify right side
    7,244,518.80x = 57,934,393,661,139.84
  5. Step 5: Solve for x
    x = 57,934,393,661,139.84/7,244,518.80
  6. Step 6: Final answer
    x = 7,996,996.80

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Double scale
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Similar ratio
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1.5x scale

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.