Home / 8,160,636.60-12,240,512.19-2,480,418.06

Finding the Fourth Proportional to 8,160,636.60, 12,240,512.19 and 2,480,418.06

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Solution

The fourth proportional to 8,160,636.60, 12,240,512.19 and 2,480,418.06 is: 3,720,492.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,636.60 : 12,240,512.19 = 2,480,418.06 : x
  2. Step 2: Convert to fraction form
    8,160,636.60/12,240,512.19 = 2,480,418.06/x
  3. Step 3: Cross multiply
    8,160,636.60x = 12,240,512.19 × 2,480,418.06
  4. Step 4: Simplify right side
    8,160,636.60x = 30,361,587,499,726.15
  5. Step 5: Solve for x
    x = 30,361,587,499,726.15/8,160,636.60
  6. Step 6: Final answer
    x = 3,720,492.53

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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.