Home / 8,391,286.60-12,590,040.30-8,080,246.60

Finding the Fourth Proportional to 8,391,286.60, 12,590,040.30 and 8,080,246.60

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Solution

The fourth proportional to 8,391,286.60, 12,590,040.30 and 8,080,246.60 is: 12,123,365.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,391,286.60 : 12,590,040.30 = 8,080,246.60 : x
  2. Step 2: Convert to fraction form
    8,391,286.60/12,590,040.30 = 8,080,246.60/x
  3. Step 3: Cross multiply
    8,391,286.60x = 12,590,040.30 × 8,080,246.60
  4. Step 4: Simplify right side
    8,391,286.60x = 101,730,630,327,937.98
  5. Step 5: Solve for x
    x = 101,730,630,327,937.98/8,391,286.60
  6. Step 6: Final answer
    x = 12,123,365.01

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1.5x scale

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.