Home / 8,085,679.60-12,100,525.80-7,413,833.20

Finding the Fourth Proportional to 8,085,679.60, 12,100,525.80 and 7,413,833.20

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Solution

The fourth proportional to 8,085,679.60, 12,100,525.80 and 7,413,833.20 is: 11,095,082.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,679.60 : 12,100,525.80 = 7,413,833.20 : x
  2. Step 2: Convert to fraction form
    8,085,679.60/12,100,525.80 = 7,413,833.20/x
  3. Step 3: Cross multiply
    8,085,679.60x = 12,100,525.80 × 7,413,833.20
  4. Step 4: Simplify right side
    8,085,679.60x = 89,711,279,913,496.56
  5. Step 5: Solve for x
    x = 89,711,279,913,496.56/8,085,679.60
  6. Step 6: Final answer
    x = 11,095,082.21

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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.