Home / 8,302,539.20-12,452,642.40-2,623,337.60

Finding the Fourth Proportional to 8,302,539.20, 12,452,642.40 and 2,623,337.60

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Solution

The fourth proportional to 8,302,539.20, 12,452,642.40 and 2,623,337.60 is: 3,934,637.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,539.20 : 12,452,642.40 = 2,623,337.60 : x
  2. Step 2: Convert to fraction form
    8,302,539.20/12,452,642.40 = 2,623,337.60/x
  3. Step 3: Cross multiply
    8,302,539.20x = 12,452,642.40 × 2,623,337.60
  4. Step 4: Simplify right side
    8,302,539.20x = 32,667,485,027,274.24
  5. Step 5: Solve for x
    x = 32,667,485,027,274.24/8,302,539.20
  6. Step 6: Final answer
    x = 3,934,637.85

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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.