Home / 52,626,884.04-78,945,739.68-19,865,048.82

Finding the Fourth Proportional to 52,626,884.04, 78,945,739.68 and 19,865,048.82

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Solution

The fourth proportional to 52,626,884.04, 78,945,739.68 and 19,865,048.82 is: 29,799,616.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626,884.04 : 78,945,739.68 = 19,865,048.82 : x
  2. Step 2: Convert to fraction form
    52,626,884.04/78,945,739.68 = 19,865,048.82/x
  3. Step 3: Cross multiply
    52,626,884.04x = 78,945,739.68 × 19,865,048.82
  4. Step 4: Simplify right side
    52,626,884.04x = 1,568,260,972,874,211.25
  5. Step 5: Solve for x
    x = 1,568,260,972,874,211.25/52,626,884.04
  6. Step 6: Final answer
    x = 29,799,616.71

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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.