Home / 16,054,481.31-22,155,198.51-8,712,314.49

Finding the Fourth Proportional to 16,054,481.31, 22,155,198.51 and 8,712,314.49

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Solution

The fourth proportional to 16,054,481.31, 22,155,198.51 and 8,712,314.49 is: 12,023,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,054,481.31 : 22,155,198.51 = 8,712,314.49 : x
  2. Step 2: Convert to fraction form
    16,054,481.31/22,155,198.51 = 8,712,314.49/x
  3. Step 3: Cross multiply
    16,054,481.31x = 22,155,198.51 × 8,712,314.49
  4. Step 4: Simplify right side
    16,054,481.31x = 193,023,057,007,499.44
  5. Step 5: Solve for x
    x = 193,023,057,007,499.44/16,054,481.31
  6. Step 6: Final answer
    x = 12,023,001.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.