Home / 5,488,015.70-8,232,023.55-5,180,086.10

Finding the Fourth Proportional to 5,488,015.70, 8,232,023.55 and 5,180,086.10

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Solution

The fourth proportional to 5,488,015.70, 8,232,023.55 and 5,180,086.10 is: 7,770,129.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488,015.70 : 8,232,023.55 = 5,180,086.10 : x
  2. Step 2: Convert to fraction form
    5,488,015.70/8,232,023.55 = 5,180,086.10/x
  3. Step 3: Cross multiply
    5,488,015.70x = 8,232,023.55 × 5,180,086.10
  4. Step 4: Simplify right side
    5,488,015.70x = 42,642,590,766,227.65
  5. Step 5: Solve for x
    x = 42,642,590,766,227.65/5,488,015.70
  6. Step 6: Final answer
    x = 7,770,129.15

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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.