Home / 26,627,245.80-39,940,868.70-21,840,340.20

Finding the Fourth Proportional to 26,627,245.80, 39,940,868.70 and 21,840,340.20

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Solution

The fourth proportional to 26,627,245.80, 39,940,868.70 and 21,840,340.20 is: 32,760,510.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,627,245.80 : 39,940,868.70 = 21,840,340.20 : x
  2. Step 2: Convert to fraction form
    26,627,245.80/39,940,868.70 = 21,840,340.20/x
  3. Step 3: Cross multiply
    26,627,245.80x = 39,940,868.70 × 21,840,340.20
  4. Step 4: Simplify right side
    26,627,245.80x = 872,322,160,291,531.75
  5. Step 5: Solve for x
    x = 872,322,160,291,531.75/26,627,245.80
  6. Step 6: Final answer
    x = 32,760,510.30

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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.