Home / 31,644,071.70-47,340,136.35-27,431,034.90

Finding the Fourth Proportional to 31,644,071.70, 47,340,136.35 and 27,431,034.90

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Solution

The fourth proportional to 31,644,071.70, 47,340,136.35 and 27,431,034.90 is: 41,037,352.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,644,071.70 : 47,340,136.35 = 27,431,034.90 : x
  2. Step 2: Convert to fraction form
    31,644,071.70/47,340,136.35 = 27,431,034.90/x
  3. Step 3: Cross multiply
    31,644,071.70x = 47,340,136.35 × 27,431,034.90
  4. Step 4: Simplify right side
    31,644,071.70x = 1,298,588,932,387,608.50
  5. Step 5: Solve for x
    x = 1,298,588,932,387,608.50/31,644,071.70
  6. Step 6: Final answer
    x = 41,037,352.74

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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.