Home / 8,195,911.90-12,293,867.85-4,416,775.90

Finding the Fourth Proportional to 8,195,911.90, 12,293,867.85 and 4,416,775.90

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Solution

The fourth proportional to 8,195,911.90, 12,293,867.85 and 4,416,775.90 is: 6,625,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,911.90 : 12,293,867.85 = 4,416,775.90 : x
  2. Step 2: Convert to fraction form
    8,195,911.90/12,293,867.85 = 4,416,775.90/x
  3. Step 3: Cross multiply
    8,195,911.90x = 12,293,867.85 × 4,416,775.90
  4. Step 4: Simplify right side
    8,195,911.90x = 54,299,259,237,664.82
  5. Step 5: Solve for x
    x = 54,299,259,237,664.82/8,195,911.90
  6. Step 6: Final answer
    x = 6,625,163.85

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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.