Home / 40,435,424.56-55,800,062.72-22,100,841.28

Finding the Fourth Proportional to 40,435,424.56, 55,800,062.72 and 22,100,841.28

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Solution

The fourth proportional to 40,435,424.56, 55,800,062.72 and 22,100,841.28 is: 30,498,711.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,435,424.56 : 55,800,062.72 = 22,100,841.28 : x
  2. Step 2: Convert to fraction form
    40,435,424.56/55,800,062.72 = 22,100,841.28/x
  3. Step 3: Cross multiply
    40,435,424.56x = 55,800,062.72 × 22,100,841.28
  4. Step 4: Simplify right side
    40,435,424.56x = 1,233,228,329,588,765
  5. Step 5: Solve for x
    x = 1,233,228,329,588,765/40,435,424.56
  6. Step 6: Final answer
    x = 30,498,711.04

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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.