Home / 8,271,462.20-12,407,582.10-2,591,871.80

Finding the Fourth Proportional to 8,271,462.20, 12,407,582.10 and 2,591,871.80

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Solution

The fourth proportional to 8,271,462.20, 12,407,582.10 and 2,591,871.80 is: 3,887,929.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,271,462.20 : 12,407,582.10 = 2,591,871.80 : x
  2. Step 2: Convert to fraction form
    8,271,462.20/12,407,582.10 = 2,591,871.80/x
  3. Step 3: Cross multiply
    8,271,462.20x = 12,407,582.10 × 2,591,871.80
  4. Step 4: Simplify right side
    8,271,462.20x = 32,158,862,151,174.78
  5. Step 5: Solve for x
    x = 32,158,862,151,174.78/8,271,462.20
  6. Step 6: Final answer
    x = 3,887,929.53

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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.