Home / 7,682,837.91-10,602,188.25-4,198,100.13

Finding the Fourth Proportional to 7,682,837.91, 10,602,188.25 and 4,198,100.13

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Solution

The fourth proportional to 7,682,837.91, 10,602,188.25 and 4,198,100.13 is: 5,793,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682,837.91 : 10,602,188.25 = 4,198,100.13 : x
  2. Step 2: Convert to fraction form
    7,682,837.91/10,602,188.25 = 4,198,100.13/x
  3. Step 3: Cross multiply
    7,682,837.91x = 10,602,188.25 × 4,198,100.13
  4. Step 4: Simplify right side
    7,682,837.91x = 44,509,047,870,609.47
  5. Step 5: Solve for x
    x = 44,509,047,870,609.47/7,682,837.91
  6. Step 6: Final answer
    x = 5,793,308.20

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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.