Home / 11,304,638-15,593,759.16-7,111,654.88

Finding the Fourth Proportional to 11,304,638, 15,593,759.16 and 7,111,654.88

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Solution

The fourth proportional to 11,304,638, 15,593,759.16 and 7,111,654.88 is: 9,809,905.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,304,638 : 15,593,759.16 = 7,111,654.88 : x
  2. Step 2: Convert to fraction form
    11,304,638/15,593,759.16 = 7,111,654.88/x
  3. Step 3: Cross multiply
    11,304,638x = 15,593,759.16 × 7,111,654.88
  4. Step 4: Simplify right side
    11,304,638x = 110,897,433,427,758.70
  5. Step 5: Solve for x
    x = 110,897,433,427,758.70/11,304,638
  6. Step 6: Final answer
    x = 9,809,905.76

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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.