Home / 42,382,884.18-63,583,803.09-15,456,540.18

Finding the Fourth Proportional to 42,382,884.18, 63,583,803.09 and 15,456,540.18

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Solution

The fourth proportional to 42,382,884.18, 63,583,803.09 and 15,456,540.18 is: 23,188,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,382,884.18 : 63,583,803.09 = 15,456,540.18 : x
  2. Step 2: Convert to fraction form
    42,382,884.18/63,583,803.09 = 15,456,540.18/x
  3. Step 3: Cross multiply
    42,382,884.18x = 63,583,803.09 × 15,456,540.18
  4. Step 4: Simplify right side
    42,382,884.18x = 982,785,607,257,793.25
  5. Step 5: Solve for x
    x = 982,785,607,257,793.25/42,382,884.18
  6. Step 6: Final answer
    x = 23,188,266.35

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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.