Home / 6,308,585.13-8,705,639.79-3,986,718.39

Finding the Fourth Proportional to 6,308,585.13, 8,705,639.79 and 3,986,718.39

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Solution

The fourth proportional to 6,308,585.13, 8,705,639.79 and 3,986,718.39 is: 5,501,540.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308,585.13 : 8,705,639.79 = 3,986,718.39 : x
  2. Step 2: Convert to fraction form
    6,308,585.13/8,705,639.79 = 3,986,718.39/x
  3. Step 3: Cross multiply
    6,308,585.13x = 8,705,639.79 × 3,986,718.39
  4. Step 4: Simplify right side
    6,308,585.13x = 34,706,934,247,508.73
  5. Step 5: Solve for x
    x = 34,706,934,247,508.73/6,308,585.13
  6. Step 6: Final answer
    x = 5,501,540.13

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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.