Home / 6,925,645.89-9,557,371.31-3,869,862.57

Finding the Fourth Proportional to 6,925,645.89, 9,557,371.31 and 3,869,862.57

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Solution

The fourth proportional to 6,925,645.89, 9,557,371.31 and 3,869,862.57 is: 5,340,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925,645.89 : 9,557,371.31 = 3,869,862.57 : x
  2. Step 2: Convert to fraction form
    6,925,645.89/9,557,371.31 = 3,869,862.57/x
  3. Step 3: Cross multiply
    6,925,645.89x = 9,557,371.31 × 3,869,862.57
  4. Step 4: Simplify right side
    6,925,645.89x = 36,985,713,480,811.55
  5. Step 5: Solve for x
    x = 36,985,713,480,811.55/6,925,645.89
  6. Step 6: Final answer
    x = 5,340,399.16

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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.