Home / 12,236,465.50-18,338,164.02-4,659,297.82

Finding the Fourth Proportional to 12,236,465.50, 18,338,164.02 and 4,659,297.82

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Solution

The fourth proportional to 12,236,465.50, 18,338,164.02 and 4,659,297.82 is: 6,982,650.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,465.50 : 18,338,164.02 = 4,659,297.82 : x
  2. Step 2: Convert to fraction form
    12,236,465.50/18,338,164.02 = 4,659,297.82/x
  3. Step 3: Cross multiply
    12,236,465.50x = 18,338,164.02 × 4,659,297.82
  4. Step 4: Simplify right side
    12,236,465.50x = 85,442,967,595,343.02
  5. Step 5: Solve for x
    x = 85,442,967,595,343.02/12,236,465.50
  6. Step 6: Final answer
    x = 6,982,650.96

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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.