Home / 7,639,231.38-11,456,416.35-2,520,707.10

Finding the Fourth Proportional to 7,639,231.38, 11,456,416.35 and 2,520,707.10

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Solution

The fourth proportional to 7,639,231.38, 11,456,416.35 and 2,520,707.10 is: 3,780,258.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639,231.38 : 11,456,416.35 = 2,520,707.10 : x
  2. Step 2: Convert to fraction form
    7,639,231.38/11,456,416.35 = 2,520,707.10/x
  3. Step 3: Cross multiply
    7,639,231.38x = 11,456,416.35 × 2,520,707.10
  4. Step 4: Simplify right side
    7,639,231.38x = 28,878,270,034,001.09
  5. Step 5: Solve for x
    x = 28,878,270,034,001.09/7,639,231.38
  6. Step 6: Final answer
    x = 3,780,258.59

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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.