Home / 8,049,933.60-12,043,407.60-5,215,581.60

Finding the Fourth Proportional to 8,049,933.60, 12,043,407.60 and 5,215,581.60

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Solution

The fourth proportional to 8,049,933.60, 12,043,407.60 and 5,215,581.60 is: 7,802,968.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049,933.60 : 12,043,407.60 = 5,215,581.60 : x
  2. Step 2: Convert to fraction form
    8,049,933.60/12,043,407.60 = 5,215,581.60/x
  3. Step 3: Cross multiply
    8,049,933.60x = 12,043,407.60 × 5,215,581.60
  4. Step 4: Simplify right side
    8,049,933.60x = 62,813,375,079,860.16
  5. Step 5: Solve for x
    x = 62,813,375,079,860.16/8,049,933.60
  6. Step 6: Final answer
    x = 7,802,968.10

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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.