Home / 55,987,515.80-83,981,273.70-15,597,999.80

Finding the Fourth Proportional to 55,987,515.80, 83,981,273.70 and 15,597,999.80

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Solution

The fourth proportional to 55,987,515.80, 83,981,273.70 and 15,597,999.80 is: 23,396,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,987,515.80 : 83,981,273.70 = 15,597,999.80 : x
  2. Step 2: Convert to fraction form
    55,987,515.80/83,981,273.70 = 15,597,999.80/x
  3. Step 3: Cross multiply
    55,987,515.80x = 83,981,273.70 × 15,597,999.80
  4. Step 4: Simplify right side
    55,987,515.80x = 1,309,939,890,376,345.25
  5. Step 5: Solve for x
    x = 1,309,939,890,376,345.25/55,987,515.80
  6. Step 6: Final answer
    x = 23,396,999.70

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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.