Home / 5,189,540.70-7,161,523.38-2,834,740.38

Finding the Fourth Proportional to 5,189,540.70, 7,161,523.38 and 2,834,740.38

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Solution

The fourth proportional to 5,189,540.70, 7,161,523.38 and 2,834,740.38 is: 3,911,918.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,540.70 : 7,161,523.38 = 2,834,740.38 : x
  2. Step 2: Convert to fraction form
    5,189,540.70/7,161,523.38 = 2,834,740.38/x
  3. Step 3: Cross multiply
    5,189,540.70x = 7,161,523.38 × 2,834,740.38
  4. Step 4: Simplify right side
    5,189,540.70x = 20,301,059,507,600.08
  5. Step 5: Solve for x
    x = 20,301,059,507,600.08/5,189,540.70
  6. Step 6: Final answer
    x = 3,911,918.35

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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.