Home / 10,881,055.08-15,015,833.46-5,986,265.40

Finding the Fourth Proportional to 10,881,055.08, 15,015,833.46 and 5,986,265.40

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Solution

The fourth proportional to 10,881,055.08, 15,015,833.46 and 5,986,265.40 is: 8,261,033.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,055.08 : 15,015,833.46 = 5,986,265.40 : x
  2. Step 2: Convert to fraction form
    10,881,055.08/15,015,833.46 = 5,986,265.40/x
  3. Step 3: Cross multiply
    10,881,055.08x = 15,015,833.46 × 5,986,265.40
  4. Step 4: Simplify right side
    10,881,055.08x = 89,888,764,293,760.30
  5. Step 5: Solve for x
    x = 89,888,764,293,760.30/10,881,055.08
  6. Step 6: Final answer
    x = 8,261,033.85

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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.