Home / 10,909,200-15,055,162.56-6,080,304

Finding the Fourth Proportional to 10,909,200, 15,055,162.56 and 6,080,304

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Solution

The fourth proportional to 10,909,200, 15,055,162.56 and 6,080,304 is: 8,391,079.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,909,200 : 15,055,162.56 = 6,080,304 : x
  2. Step 2: Convert to fraction form
    10,909,200/15,055,162.56 = 6,080,304/x
  3. Step 3: Cross multiply
    10,909,200x = 15,055,162.56 × 6,080,304
  4. Step 4: Simplify right side
    10,909,200x = 91,539,965,134,218.25
  5. Step 5: Solve for x
    x = 91,539,965,134,218.25/10,909,200
  6. Step 6: Final answer
    x = 8,391,079.56

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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.