Home / 5,395,155.48-7,445,226.40-2,947,713.72

Finding the Fourth Proportional to 5,395,155.48, 7,445,226.40 and 2,947,713.72

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Solution

The fourth proportional to 5,395,155.48, 7,445,226.40 and 2,947,713.72 is: 4,067,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,155.48 : 7,445,226.40 = 2,947,713.72 : x
  2. Step 2: Convert to fraction form
    5,395,155.48/7,445,226.40 = 2,947,713.72/x
  3. Step 3: Cross multiply
    5,395,155.48x = 7,445,226.40 × 2,947,713.72
  4. Step 4: Simplify right side
    5,395,155.48x = 21,946,396,007,786.21
  5. Step 5: Solve for x
    x = 21,946,396,007,786.21/5,395,155.48
  6. Step 6: Final answer
    x = 4,067,796.76

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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.