Home / 5,339,309.94-7,368,203.07-2,891,864.16

Finding the Fourth Proportional to 5,339,309.94, 7,368,203.07 and 2,891,864.16

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Solution

The fourth proportional to 5,339,309.94, 7,368,203.07 and 2,891,864.16 is: 3,990,748.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,309.94 : 7,368,203.07 = 2,891,864.16 : x
  2. Step 2: Convert to fraction form
    5,339,309.94/7,368,203.07 = 2,891,864.16/x
  3. Step 3: Cross multiply
    5,339,309.94x = 7,368,203.07 × 2,891,864.16
  4. Step 4: Simplify right side
    5,339,309.94x = 21,307,842,381,734.97
  5. Step 5: Solve for x
    x = 21,307,842,381,734.97/5,339,309.94
  6. Step 6: Final answer
    x = 3,990,748.36

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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.