Home / 18,191,342.10-27,287,013.15-9,094,843.65

Finding the Fourth Proportional to 18,191,342.10, 27,287,013.15 and 9,094,843.65

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Solution

The fourth proportional to 18,191,342.10, 27,287,013.15 and 9,094,843.65 is: 13,642,265.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191,342.10 : 27,287,013.15 = 9,094,843.65 : x
  2. Step 2: Convert to fraction form
    18,191,342.10/27,287,013.15 = 9,094,843.65/x
  3. Step 3: Cross multiply
    18,191,342.10x = 27,287,013.15 × 9,094,843.65
  4. Step 4: Simplify right side
    18,191,342.10x = 248,171,118,274,744
  5. Step 5: Solve for x
    x = 248,171,118,274,744/18,191,342.10
  6. Step 6: Final answer
    x = 13,642,265.48

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1.5x scale

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.