Home / 51,541,715.70-77,310,791.55-13,203,605.70

Finding the Fourth Proportional to 51,541,715.70, 77,310,791.55 and 13,203,605.70

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Solution

The fourth proportional to 51,541,715.70, 77,310,791.55 and 13,203,605.70 is: 19,804,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,541,715.70 : 77,310,791.55 = 13,203,605.70 : x
  2. Step 2: Convert to fraction form
    51,541,715.70/77,310,791.55 = 13,203,605.70/x
  3. Step 3: Cross multiply
    51,541,715.70x = 77,310,791.55 × 13,203,605.70
  4. Step 4: Simplify right side
    51,541,715.70x = 1,020,781,207,981,091.75
  5. Step 5: Solve for x
    x = 1,020,781,207,981,091.75/51,541,715.70
  6. Step 6: Final answer
    x = 19,804,952.05

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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.