Home / 6,786,186.72-10,186,531.38-2,745,316.05

Finding the Fourth Proportional to 6,786,186.72, 10,186,531.38 and 2,745,316.05

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Solution

The fourth proportional to 6,786,186.72, 10,186,531.38 and 2,745,316.05 is: 4,120,907.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786,186.72 : 10,186,531.38 = 2,745,316.05 : x
  2. Step 2: Convert to fraction form
    6,786,186.72/10,186,531.38 = 2,745,316.05/x
  3. Step 3: Cross multiply
    6,786,186.72x = 10,186,531.38 × 2,745,316.05
  4. Step 4: Simplify right side
    6,786,186.72x = 27,965,248,091,342.65
  5. Step 5: Solve for x
    x = 27,965,248,091,342.65/6,786,186.72
  6. Step 6: Final answer
    x = 4,120,907.55

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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.