Home / 18,125,326.85-25,015,080.96-10,179,175.14

Finding the Fourth Proportional to 18,125,326.85, 25,015,080.96 and 10,179,175.14

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Solution

The fourth proportional to 18,125,326.85, 25,015,080.96 and 10,179,175.14 is: 14,048,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,326.85 : 25,015,080.96 = 10,179,175.14 : x
  2. Step 2: Convert to fraction form
    18,125,326.85/25,015,080.96 = 10,179,175.14/x
  3. Step 3: Cross multiply
    18,125,326.85x = 25,015,080.96 × 10,179,175.14
  4. Step 4: Simplify right side
    18,125,326.85x = 254,632,890,233,119.34
  5. Step 5: Solve for x
    x = 254,632,890,233,119.34/18,125,326.85
  6. Step 6: Final answer
    x = 14,048,457.85

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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.