Home / 5,638,948.65-7,781,540.52-3,060,574.11

Finding the Fourth Proportional to 5,638,948.65, 7,781,540.52 and 3,060,574.11

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Solution

The fourth proportional to 5,638,948.65, 7,781,540.52 and 3,060,574.11 is: 4,223,479.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,948.65 : 7,781,540.52 = 3,060,574.11 : x
  2. Step 2: Convert to fraction form
    5,638,948.65/7,781,540.52 = 3,060,574.11/x
  3. Step 3: Cross multiply
    5,638,948.65x = 7,781,540.52 × 3,060,574.11
  4. Step 4: Simplify right side
    5,638,948.65x = 23,815,981,451,427.93
  5. Step 5: Solve for x
    x = 23,815,981,451,427.93/5,638,948.65
  6. Step 6: Final answer
    x = 4,223,479.04

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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.