Home / 26,839,238.80-40,258,858.20-6,644,480.80

Finding the Fourth Proportional to 26,839,238.80, 40,258,858.20 and 6,644,480.80

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Solution

The fourth proportional to 26,839,238.80, 40,258,858.20 and 6,644,480.80 is: 9,966,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839,238.80 : 40,258,858.20 = 6,644,480.80 : x
  2. Step 2: Convert to fraction form
    26,839,238.80/40,258,858.20 = 6,644,480.80/x
  3. Step 3: Cross multiply
    26,839,238.80x = 40,258,858.20 × 6,644,480.80
  4. Step 4: Simplify right side
    26,839,238.80x = 267,499,210,339,822.56
  5. Step 5: Solve for x
    x = 267,499,210,339,822.56/26,839,238.80
  6. Step 6: Final answer
    x = 9,966,721.20

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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.