Home / 8,094,377.39-12,147,862.31-5,649,648.70

Finding the Fourth Proportional to 8,094,377.39, 12,147,862.31 and 5,649,648.70

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Solution

The fourth proportional to 8,094,377.39, 12,147,862.31 and 5,649,648.70 is: 8,478,867.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,094,377.39 : 12,147,862.31 = 5,649,648.70 : x
  2. Step 2: Convert to fraction form
    8,094,377.39/12,147,862.31 = 5,649,648.70/x
  3. Step 3: Cross multiply
    8,094,377.39x = 12,147,862.31 × 5,649,648.70
  4. Step 4: Simplify right side
    8,094,377.39x = 68,631,154,492,816.02
  5. Step 5: Solve for x
    x = 68,631,154,492,816.02/8,094,377.39
  6. Step 6: Final answer
    x = 8,478,867.64

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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.