Home / 8,107,988.85-11,189,025.78-4,436,906.28

Finding the Fourth Proportional to 8,107,988.85, 11,189,025.78 and 4,436,906.28

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Solution

The fourth proportional to 8,107,988.85, 11,189,025.78 and 4,436,906.28 is: 6,122,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107,988.85 : 11,189,025.78 = 4,436,906.28 : x
  2. Step 2: Convert to fraction form
    8,107,988.85/11,189,025.78 = 4,436,906.28/x
  3. Step 3: Cross multiply
    8,107,988.85x = 11,189,025.78 × 4,436,906.28
  4. Step 4: Simplify right side
    8,107,988.85x = 49,644,658,750,363.90
  5. Step 5: Solve for x
    x = 49,644,658,750,363.90/8,107,988.85
  6. Step 6: Final answer
    x = 6,122,931.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.