Home / 36,165,279-49,908,104.46-19,868,804.76

Finding the Fourth Proportional to 36,165,279, 49,908,104.46 and 19,868,804.76

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Solution

The fourth proportional to 36,165,279, 49,908,104.46 and 19,868,804.76 is: 27,418,961.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,165,279 : 49,908,104.46 = 19,868,804.76 : x
  2. Step 2: Convert to fraction form
    36,165,279/49,908,104.46 = 19,868,804.76/x
  3. Step 3: Cross multiply
    36,165,279x = 49,908,104.46 × 19,868,804.76
  4. Step 4: Simplify right side
    36,165,279x = 991,614,383,457,425.38
  5. Step 5: Solve for x
    x = 991,614,383,457,425.38/36,165,279
  6. Step 6: Final answer
    x = 27,418,961.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.