Home / 12,080,682-18,107,713.08-4,887,726.48

Finding the Fourth Proportional to 12,080,682, 18,107,713.08 and 4,887,726.48

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Solution

The fourth proportional to 12,080,682, 18,107,713.08 and 4,887,726.48 is: 7,326,204.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,682 : 18,107,713.08 = 4,887,726.48 : x
  2. Step 2: Convert to fraction form
    12,080,682/18,107,713.08 = 4,887,726.48/x
  3. Step 3: Cross multiply
    12,080,682x = 18,107,713.08 × 4,887,726.48
  4. Step 4: Simplify right side
    12,080,682x = 88,505,548,713,358.36
  5. Step 5: Solve for x
    x = 88,505,548,713,358.36/12,080,682
  6. Step 6: Final answer
    x = 7,326,204.66

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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.