Home / 5,502,328.80-8,253,493.20-5,129,080.80

Finding the Fourth Proportional to 5,502,328.80, 8,253,493.20 and 5,129,080.80

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Solution

The fourth proportional to 5,502,328.80, 8,253,493.20 and 5,129,080.80 is: 7,693,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502,328.80 : 8,253,493.20 = 5,129,080.80 : x
  2. Step 2: Convert to fraction form
    5,502,328.80/8,253,493.20 = 5,129,080.80/x
  3. Step 3: Cross multiply
    5,502,328.80x = 8,253,493.20 × 5,129,080.80
  4. Step 4: Simplify right side
    5,502,328.80x = 42,332,833,505,050.56
  5. Step 5: Solve for x
    x = 42,332,833,505,050.56/5,502,328.80
  6. Step 6: Final answer
    x = 7,693,621.20

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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.