Home / 11,587,979.10-17,381,968.65-7,304,958.30

Finding the Fourth Proportional to 11,587,979.10, 17,381,968.65 and 7,304,958.30

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Solution

The fourth proportional to 11,587,979.10, 17,381,968.65 and 7,304,958.30 is: 10,957,437.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,587,979.10 : 17,381,968.65 = 7,304,958.30 : x
  2. Step 2: Convert to fraction form
    11,587,979.10/17,381,968.65 = 7,304,958.30/x
  3. Step 3: Cross multiply
    11,587,979.10x = 17,381,968.65 × 7,304,958.30
  4. Step 4: Simplify right side
    11,587,979.10x = 126,974,556,160,157.28
  5. Step 5: Solve for x
    x = 126,974,556,160,157.28/11,587,979.10
  6. Step 6: Final answer
    x = 10,957,437.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.