Home / 55,344,432.40-82,904,674.20-38,324,323.60

Finding the Fourth Proportional to 55,344,432.40, 82,904,674.20 and 38,324,323.60

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Solution

The fourth proportional to 55,344,432.40, 82,904,674.20 and 38,324,323.60 is: 57,408,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,344,432.40 : 82,904,674.20 = 38,324,323.60 : x
  2. Step 2: Convert to fraction form
    55,344,432.40/82,904,674.20 = 38,324,323.60/x
  3. Step 3: Cross multiply
    55,344,432.40x = 82,904,674.20 × 38,324,323.60
  4. Step 4: Simplify right side
    55,344,432.40x = 3,177,265,561,993,371.50
  5. Step 5: Solve for x
    x = 3,177,265,561,993,371.50/55,344,432.40
  6. Step 6: Final answer
    x = 57,408,946.56

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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.