Home / 8,029,363.20-12,040,059.60-2,911,588.80

Finding the Fourth Proportional to 8,029,363.20, 12,040,059.60 and 2,911,588.80

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Solution

The fourth proportional to 8,029,363.20, 12,040,059.60 and 2,911,588.80 is: 4,365,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029,363.20 : 12,040,059.60 = 2,911,588.80 : x
  2. Step 2: Convert to fraction form
    8,029,363.20/12,040,059.60 = 2,911,588.80/x
  3. Step 3: Cross multiply
    8,029,363.20x = 12,040,059.60 × 2,911,588.80
  4. Step 4: Simplify right side
    8,029,363.20x = 35,055,702,682,692.48
  5. Step 5: Solve for x
    x = 35,055,702,682,692.48/8,029,363.20
  6. Step 6: Final answer
    x = 4,365,938.10

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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.