Home / 26,190,399.76-36,141,022.48-15,730,200.65

Finding the Fourth Proportional to 26,190,399.76, 36,141,022.48 and 15,730,200.65

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Solution

The fourth proportional to 26,190,399.76, 36,141,022.48 and 15,730,200.65 is: 21,706,638.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190,399.76 : 36,141,022.48 = 15,730,200.65 : x
  2. Step 2: Convert to fraction form
    26,190,399.76/36,141,022.48 = 15,730,200.65/x
  3. Step 3: Cross multiply
    26,190,399.76x = 36,141,022.48 × 15,730,200.65
  4. Step 4: Simplify right side
    26,190,399.76x = 568,505,535,306,560.62
  5. Step 5: Solve for x
    x = 568,505,535,306,560.62/26,190,399.76
  6. Step 6: Final answer
    x = 21,706,638.33

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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.