Home / 8,275,406.25-11,419,881.63-4,790,892.78

Finding the Fourth Proportional to 8,275,406.25, 11,419,881.63 and 4,790,892.78

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Solution

The fourth proportional to 8,275,406.25, 11,419,881.63 and 4,790,892.78 is: 6,611,328.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,275,406.25 : 11,419,881.63 = 4,790,892.78 : x
  2. Step 2: Convert to fraction form
    8,275,406.25/11,419,881.63 = 4,790,892.78/x
  3. Step 3: Cross multiply
    8,275,406.25x = 11,419,881.63 × 4,790,892.78
  4. Step 4: Simplify right side
    8,275,406.25x = 54,711,428,449,621.64
  5. Step 5: Solve for x
    x = 54,711,428,449,621.64/8,275,406.25
  6. Step 6: Final answer
    x = 6,611,328.41

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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.