Home / 15,195,365.14-20,969,610.37-8,226,042.50

Finding the Fourth Proportional to 15,195,365.14, 20,969,610.37 and 8,226,042.50

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Solution

The fourth proportional to 15,195,365.14, 20,969,610.37 and 8,226,042.50 is: 11,351,942.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,195,365.14 : 20,969,610.37 = 8,226,042.50 : x
  2. Step 2: Convert to fraction form
    15,195,365.14/20,969,610.37 = 8,226,042.50/x
  3. Step 3: Cross multiply
    15,195,365.14x = 20,969,610.37 × 8,226,042.50
  4. Step 4: Simplify right side
    15,195,365.14x = 172,496,906,112,060.72
  5. Step 5: Solve for x
    x = 172,496,906,112,060.72/15,195,365.14
  6. Step 6: Final answer
    x = 11,351,942.16

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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.