Home / 40,895,496.80-61,469,216.40-38,628,015.20

Finding the Fourth Proportional to 40,895,496.80, 61,469,216.40 and 38,628,015.20

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Solution

The fourth proportional to 40,895,496.80, 61,469,216.40 and 38,628,015.20 is: 58,061,009.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,895,496.80 : 61,469,216.40 = 38,628,015.20 : x
  2. Step 2: Convert to fraction form
    40,895,496.80/61,469,216.40 = 38,628,015.20/x
  3. Step 3: Cross multiply
    40,895,496.80x = 61,469,216.40 × 38,628,015.20
  4. Step 4: Simplify right side
    40,895,496.80x = 2,374,433,825,431,289.50
  5. Step 5: Solve for x
    x = 2,374,433,825,431,289.50/40,895,496.80
  6. Step 6: Final answer
    x = 58,061,009.43

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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.