Home / 85,045,561.25-127,586,946.56-27,543,645.05

Finding the Fourth Proportional to 85,045,561.25, 127,586,946.56 and 27,543,645.05

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Solution

The fourth proportional to 85,045,561.25, 127,586,946.56 and 27,543,645.05 is: 41,321,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,045,561.25 : 127,586,946.56 = 27,543,645.05 : x
  2. Step 2: Convert to fraction form
    85,045,561.25/127,586,946.56 = 27,543,645.05/x
  3. Step 3: Cross multiply
    85,045,561.25x = 127,586,946.56 × 27,543,645.05
  4. Step 4: Simplify right side
    85,045,561.25x = 3,514,209,568,286,306
  5. Step 5: Solve for x
    x = 3,514,209,568,286,306/85,045,561.25
  6. Step 6: Final answer
    x = 41,321,493.05

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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.