Home / 6,322,778.15-8,725,645.08-3,874,916.30

Finding the Fourth Proportional to 6,322,778.15, 8,725,645.08 and 3,874,916.30

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Solution

The fourth proportional to 6,322,778.15, 8,725,645.08 and 3,874,916.30 is: 5,347,513.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322,778.15 : 8,725,645.08 = 3,874,916.30 : x
  2. Step 2: Convert to fraction form
    6,322,778.15/8,725,645.08 = 3,874,916.30/x
  3. Step 3: Cross multiply
    6,322,778.15x = 8,725,645.08 × 3,874,916.30
  4. Step 4: Simplify right side
    6,322,778.15x = 33,811,144,304,878.58
  5. Step 5: Solve for x
    x = 33,811,144,304,878.58/6,322,778.15
  6. Step 6: Final answer
    x = 5,347,513.95

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1.5x scale

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.