Home / 8,231,586.60-12,348,692.10-3,436,807.80

Finding the Fourth Proportional to 8,231,586.60, 12,348,692.10 and 3,436,807.80

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Solution

The fourth proportional to 8,231,586.60, 12,348,692.10 and 3,436,807.80 is: 5,155,759.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,231,586.60 : 12,348,692.10 = 3,436,807.80 : x
  2. Step 2: Convert to fraction form
    8,231,586.60/12,348,692.10 = 3,436,807.80/x
  3. Step 3: Cross multiply
    8,231,586.60x = 12,348,692.10 × 3,436,807.80
  4. Step 4: Simplify right side
    8,231,586.60x = 42,440,081,329,078.38
  5. Step 5: Solve for x
    x = 42,440,081,329,078.38/8,231,586.60
  6. Step 6: Final answer
    x = 5,155,759.56

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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.