Home / 6,121,215.90-9,170,764.65-5,236,479.90

Finding the Fourth Proportional to 6,121,215.90, 9,170,764.65 and 5,236,479.90

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Solution

The fourth proportional to 6,121,215.90, 9,170,764.65 and 5,236,479.90 is: 7,845,259.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,215.90 : 9,170,764.65 = 5,236,479.90 : x
  2. Step 2: Convert to fraction form
    6,121,215.90/9,170,764.65 = 5,236,479.90/x
  3. Step 3: Cross multiply
    6,121,215.90x = 9,170,764.65 × 5,236,479.90
  4. Step 4: Simplify right side
    6,121,215.90x = 48,022,524,757,355.54
  5. Step 5: Solve for x
    x = 48,022,524,757,355.54/6,121,215.90
  6. Step 6: Final answer
    x = 7,845,259.10

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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.