Home / 5,158,684.68-7,111,481.50-3,605,122.90

Finding the Fourth Proportional to 5,158,684.68, 7,111,481.50 and 3,605,122.90

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Solution

The fourth proportional to 5,158,684.68, 7,111,481.50 and 3,605,122.90 is: 4,969,825.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,684.68 : 7,111,481.50 = 3,605,122.90 : x
  2. Step 2: Convert to fraction form
    5,158,684.68/7,111,481.50 = 3,605,122.90/x
  3. Step 3: Cross multiply
    5,158,684.68x = 7,111,481.50 × 3,605,122.90
  4. Step 4: Simplify right side
    5,158,684.68x = 25,637,764,808,576.35
  5. Step 5: Solve for x
    x = 25,637,764,808,576.35/5,158,684.68
  6. Step 6: Final answer
    x = 4,969,825.91

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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.