Home / 12,236,469.85-18,338,170.58-4,659,302.17

Finding the Fourth Proportional to 12,236,469.85, 18,338,170.58 and 4,659,302.17

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Solution

The fourth proportional to 12,236,469.85, 18,338,170.58 and 4,659,302.17 is: 6,982,657.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,469.85 : 18,338,170.58 = 4,659,302.17 : x
  2. Step 2: Convert to fraction form
    12,236,469.85/18,338,170.58 = 4,659,302.17/x
  3. Step 3: Cross multiply
    12,236,469.85x = 18,338,170.58 × 4,659,302.17
  4. Step 4: Simplify right side
    12,236,469.85x = 85,443,077,977,224.16
  5. Step 5: Solve for x
    x = 85,443,077,977,224.16/12,236,469.85
  6. Step 6: Final answer
    x = 6,982,657.50

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Double scale
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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.