Home / 6,971,705.28-9,620,743.95-3,874,218.30

Finding the Fourth Proportional to 6,971,705.28, 9,620,743.95 and 3,874,218.30

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Solution

The fourth proportional to 6,971,705.28, 9,620,743.95 and 3,874,218.30 is: 5,346,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,705.28 : 9,620,743.95 = 3,874,218.30 : x
  2. Step 2: Convert to fraction form
    6,971,705.28/9,620,743.95 = 3,874,218.30/x
  3. Step 3: Cross multiply
    6,971,705.28x = 9,620,743.95 × 3,874,218.30
  4. Step 4: Simplify right side
    6,971,705.28x = 37,272,862,270,704.28
  5. Step 5: Solve for x
    x = 37,272,862,270,704.28/6,971,705.28
  6. Step 6: Final answer
    x = 5,346,304.92

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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.