Home / 7,067,078.72-10,602,309.36-2,275,215.92

Finding the Fourth Proportional to 7,067,078.72, 10,602,309.36 and 2,275,215.92

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Solution

The fourth proportional to 7,067,078.72, 10,602,309.36 and 2,275,215.92 is: 3,413,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067,078.72 : 10,602,309.36 = 2,275,215.92 : x
  2. Step 2: Convert to fraction form
    7,067,078.72/10,602,309.36 = 2,275,215.92/x
  3. Step 3: Cross multiply
    7,067,078.72x = 10,602,309.36 × 2,275,215.92
  4. Step 4: Simplify right side
    7,067,078.72x = 24,122,543,012,443.20
  5. Step 5: Solve for x
    x = 24,122,543,012,443.20/7,067,078.72
  6. Step 6: Final answer
    x = 3,413,368.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.