Home / 5,067,127.84-6,992,749.56-2,891,627.68

Finding the Fourth Proportional to 5,067,127.84, 6,992,749.56 and 2,891,627.68

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Solution

The fourth proportional to 5,067,127.84, 6,992,749.56 and 2,891,627.68 is: 3,990,510.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,067,127.84 : 6,992,749.56 = 2,891,627.68 : x
  2. Step 2: Convert to fraction form
    5,067,127.84/6,992,749.56 = 2,891,627.68/x
  3. Step 3: Cross multiply
    5,067,127.84x = 6,992,749.56 × 2,891,627.68
  4. Step 4: Simplify right side
    5,067,127.84x = 20,220,428,187,003.82
  5. Step 5: Solve for x
    x = 20,220,428,187,003.82/5,067,127.84
  6. Step 6: Final answer
    x = 3,990,510.76

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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.