Home / 12,132,141.09-18,196,233.62-4,045,183.71

Finding the Fourth Proportional to 12,132,141.09, 18,196,233.62 and 4,045,183.71

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Solution

The fourth proportional to 12,132,141.09, 18,196,233.62 and 4,045,183.71 is: 6,067,116.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,132,141.09 : 18,196,233.62 = 4,045,183.71 : x
  2. Step 2: Convert to fraction form
    12,132,141.09/18,196,233.62 = 4,045,183.71/x
  3. Step 3: Cross multiply
    12,132,141.09x = 18,196,233.62 × 4,045,183.71
  4. Step 4: Simplify right side
    12,132,141.09x = 73,607,107,802,752.41
  5. Step 5: Solve for x
    x = 73,607,107,802,752.41/12,132,141.09
  6. Step 6: Final answer
    x = 6,067,116.04

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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.