Home / 8,271,649.20-12,407,862.60-2,592,058.80

Finding the Fourth Proportional to 8,271,649.20, 12,407,862.60 and 2,592,058.80

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Solution

The fourth proportional to 8,271,649.20, 12,407,862.60 and 2,592,058.80 is: 3,888,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,649.20 : 12,407,862.60 = 2,592,058.80 : x
  2. Step 2: Convert to fraction form
    8,271,649.20/12,407,862.60 = 2,592,058.80/x
  3. Step 3: Cross multiply
    8,271,649.20x = 12,407,862.60 × 2,592,058.80
  4. Step 4: Simplify right side
    8,271,649.20x = 32,161,909,441,520.88
  5. Step 5: Solve for x
    x = 32,161,909,441,520.88/8,271,649.20
  6. Step 6: Final answer
    x = 3,888,210.04

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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.