Home / 7,067,078.28-10,602,308.70-2,275,215.48

Finding the Fourth Proportional to 7,067,078.28, 10,602,308.70 and 2,275,215.48

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Solution

The fourth proportional to 7,067,078.28, 10,602,308.70 and 2,275,215.48 is: 3,413,367.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,067,078.28 : 10,602,308.70 = 2,275,215.48 : x
  2. Step 2: Convert to fraction form
    7,067,078.28/10,602,308.70 = 2,275,215.48/x
  3. Step 3: Cross multiply
    7,067,078.28x = 10,602,308.70 × 2,275,215.48
  4. Step 4: Simplify right side
    7,067,078.28x = 24,122,536,877,978.68
  5. Step 5: Solve for x
    x = 24,122,536,877,978.68/7,067,078.28
  6. Step 6: Final answer
    x = 3,413,367.72

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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.