Home / 10,868,121.59-16,301,182.85-3,678,833.75

Finding the Fourth Proportional to 10,868,121.59, 16,301,182.85 and 3,678,833.75

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Solution

The fourth proportional to 10,868,121.59, 16,301,182.85 and 3,678,833.75 is: 5,517,912.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,868,121.59 : 16,301,182.85 = 3,678,833.75 : x
  2. Step 2: Convert to fraction form
    10,868,121.59/16,301,182.85 = 3,678,833.75/x
  3. Step 3: Cross multiply
    10,868,121.59x = 16,301,182.85 × 3,678,833.75
  4. Step 4: Simplify right side
    10,868,121.59x = 59,969,341,615,107.02
  5. Step 5: Solve for x
    x = 59,969,341,615,107.02/10,868,121.59
  6. Step 6: Final answer
    x = 5,517,912.28

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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.