Home / 11,927,864.30-17,891,796.45-10,080,286.70

Finding the Fourth Proportional to 11,927,864.30, 17,891,796.45 and 10,080,286.70

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Solution

The fourth proportional to 11,927,864.30, 17,891,796.45 and 10,080,286.70 is: 15,120,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927,864.30 : 17,891,796.45 = 10,080,286.70 : x
  2. Step 2: Convert to fraction form
    11,927,864.30/17,891,796.45 = 10,080,286.70/x
  3. Step 3: Cross multiply
    11,927,864.30x = 17,891,796.45 × 10,080,286.70
  4. Step 4: Simplify right side
    11,927,864.30x = 180,354,437,794,042.19
  5. Step 5: Solve for x
    x = 180,354,437,794,042.19/11,927,864.30
  6. Step 6: Final answer
    x = 15,120,430.05

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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.