Home / 7,914,140-10,921,513.92-4,476,307.04

Finding the Fourth Proportional to 7,914,140, 10,921,513.92 and 4,476,307.04

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Solution

The fourth proportional to 7,914,140, 10,921,513.92 and 4,476,307.04 is: 6,177,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914,140 : 10,921,513.92 = 4,476,307.04 : x
  2. Step 2: Convert to fraction form
    7,914,140/10,921,513.92 = 4,476,307.04/x
  3. Step 3: Cross multiply
    7,914,140x = 10,921,513.92 × 4,476,307.04
  4. Step 4: Simplify right side
    7,914,140x = 48,888,049,647,554
  5. Step 5: Solve for x
    x = 48,888,049,647,554/7,914,140
  6. Step 6: Final answer
    x = 6,177,304.12

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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.