Home / 5,451,347.20-8,177,020.80-4,388,465.20

Finding the Fourth Proportional to 5,451,347.20, 8,177,020.80 and 4,388,465.20

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Solution

The fourth proportional to 5,451,347.20, 8,177,020.80 and 4,388,465.20 is: 6,582,697.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,347.20 : 8,177,020.80 = 4,388,465.20 : x
  2. Step 2: Convert to fraction form
    5,451,347.20/8,177,020.80 = 4,388,465.20/x
  3. Step 3: Cross multiply
    5,451,347.20x = 8,177,020.80 × 4,388,465.20
  4. Step 4: Simplify right side
    5,451,347.20x = 35,884,571,220,476.16
  5. Step 5: Solve for x
    x = 35,884,571,220,476.16/5,451,347.20
  6. Step 6: Final answer
    x = 6,582,697.80

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Similar ratio
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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.