Home / 12,236,466.88-18,338,166.08-4,659,299.20

Finding the Fourth Proportional to 12,236,466.88, 18,338,166.08 and 4,659,299.20

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Solution

The fourth proportional to 12,236,466.88, 18,338,166.08 and 4,659,299.20 is: 6,982,653.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,466.88 : 18,338,166.08 = 4,659,299.20 : x
  2. Step 2: Convert to fraction form
    12,236,466.88/18,338,166.08 = 4,659,299.20/x
  3. Step 3: Cross multiply
    12,236,466.88x = 18,338,166.08 × 4,659,299.20
  4. Step 4: Simplify right side
    12,236,466.88x = 85,443,002,546,011.12
  5. Step 5: Solve for x
    x = 85,443,002,546,011.12/12,236,466.88
  6. Step 6: Final answer
    x = 6,982,653.03

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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.