Home / 5,115,243.56-7,059,207.00-2,792,273.72

Finding the Fourth Proportional to 5,115,243.56, 7,059,207.00 and 2,792,273.72

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Solution

The fourth proportional to 5,115,243.56, 7,059,207.00 and 2,792,273.72 is: 3,853,431.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,243.56 : 7,059,207.00 = 2,792,273.72 : x
  2. Step 2: Convert to fraction form
    5,115,243.56/7,059,207.00 = 2,792,273.72/x
  3. Step 3: Cross multiply
    5,115,243.56x = 7,059,207.00 × 2,792,273.72
  4. Step 4: Simplify right side
    5,115,243.56x = 19,711,238,165,315.03
  5. Step 5: Solve for x
    x = 19,711,238,165,315.03/5,115,243.56
  6. Step 6: Final answer
    x = 3,853,431.02

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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.