Home / 4,156,435.93-5,739,842.78-3,929,995.27

Finding the Fourth Proportional to 4,156,435.93, 5,739,842.78 and 3,929,995.27

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Solution

The fourth proportional to 4,156,435.93, 5,739,842.78 and 3,929,995.27 is: 5,427,138.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,435.93 : 5,739,842.78 = 3,929,995.27 : x
  2. Step 2: Convert to fraction form
    4,156,435.93/5,739,842.78 = 3,929,995.27/x
  3. Step 3: Cross multiply
    4,156,435.93x = 5,739,842.78 × 3,929,995.27
  4. Step 4: Simplify right side
    4,156,435.93x = 22,557,554,975,943.65
  5. Step 5: Solve for x
    x = 22,557,554,975,943.65/4,156,435.93
  6. Step 6: Final answer
    x = 5,427,138.87

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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.