Home / 10,672,542.66-16,015,189.84-9,804,243.78

Finding the Fourth Proportional to 10,672,542.66, 16,015,189.84 and 9,804,243.78

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Solution

The fourth proportional to 10,672,542.66, 16,015,189.84 and 9,804,243.78 is: 14,712,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,542.66 : 16,015,189.84 = 9,804,243.78 : x
  2. Step 2: Convert to fraction form
    10,672,542.66/16,015,189.84 = 9,804,243.78/x
  3. Step 3: Cross multiply
    10,672,542.66x = 16,015,189.84 × 9,804,243.78
  4. Step 4: Simplify right side
    10,672,542.66x = 157,016,825,374,339.19
  5. Step 5: Solve for x
    x = 157,016,825,374,339.19/10,672,542.66
  6. Step 6: Final answer
    x = 14,712,222.79

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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.