Home / 13,788,729.24-20,656,186.56-10,741,828.52

Finding the Fourth Proportional to 13,788,729.24, 20,656,186.56 and 10,741,828.52

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Solution

The fourth proportional to 13,788,729.24, 20,656,186.56 and 10,741,828.52 is: 16,091,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,788,729.24 : 20,656,186.56 = 10,741,828.52 : x
  2. Step 2: Convert to fraction form
    13,788,729.24/20,656,186.56 = 10,741,828.52/x
  3. Step 3: Cross multiply
    13,788,729.24x = 20,656,186.56 × 10,741,828.52
  4. Step 4: Simplify right side
    13,788,729.24x = 221,885,213,850,939.53
  5. Step 5: Solve for x
    x = 221,885,213,850,939.53/13,788,729.24
  6. Step 6: Final answer
    x = 16,091,781.19

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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.