Home / 10,372,982.47-15,561,223.31-4,310,968.39

Finding the Fourth Proportional to 10,372,982.47, 15,561,223.31 and 4,310,968.39

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Solution

The fourth proportional to 10,372,982.47, 15,561,223.31 and 4,310,968.39 is: 6,467,179.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,982.47 : 15,561,223.31 = 4,310,968.39 : x
  2. Step 2: Convert to fraction form
    10,372,982.47/15,561,223.31 = 4,310,968.39/x
  3. Step 3: Cross multiply
    10,372,982.47x = 15,561,223.31 × 4,310,968.39
  4. Step 4: Simplify right side
    10,372,982.47x = 67,083,941,799,141.16
  5. Step 5: Solve for x
    x = 67,083,941,799,141.16/10,372,982.47
  6. Step 6: Final answer
    x = 6,467,179.71

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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.