Home / 5,084,832.56-7,015,358.40-2,879,393.76

Finding the Fourth Proportional to 5,084,832.56, 7,015,358.40 and 2,879,393.76

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Solution

The fourth proportional to 5,084,832.56, 7,015,358.40 and 2,879,393.76 is: 3,972,594.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084,832.56 : 7,015,358.40 = 2,879,393.76 : x
  2. Step 2: Convert to fraction form
    5,084,832.56/7,015,358.40 = 2,879,393.76/x
  3. Step 3: Cross multiply
    5,084,832.56x = 7,015,358.40 × 2,879,393.76
  4. Step 4: Simplify right side
    5,084,832.56x = 20,199,979,201,123.58
  5. Step 5: Solve for x
    x = 20,199,979,201,123.58/5,084,832.56
  6. Step 6: Final answer
    x = 3,972,594.76

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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.