Home / 13,788,739.57-20,656,202.03-10,741,838.88

Finding the Fourth Proportional to 13,788,739.57, 20,656,202.03 and 10,741,838.88

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Solution

The fourth proportional to 13,788,739.57, 20,656,202.03 and 10,741,838.88 is: 16,091,796.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788,739.57 : 20,656,202.03 = 10,741,838.88 : x
  2. Step 2: Convert to fraction form
    13,788,739.57/20,656,202.03 = 10,741,838.88/x
  3. Step 3: Cross multiply
    13,788,739.57x = 20,656,202.03 × 10,741,838.88
  4. Step 4: Simplify right side
    13,788,739.57x = 221,885,593,988,100.88
  5. Step 5: Solve for x
    x = 221,885,593,988,100.88/13,788,739.57
  6. Step 6: Final answer
    x = 16,091,796.71

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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.