Home / 18,383,068.92-27,578,257.04-6,249,274.56

Finding the Fourth Proportional to 18,383,068.92, 27,578,257.04 and 6,249,274.56

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Solution

The fourth proportional to 18,383,068.92, 27,578,257.04 and 6,249,274.56 is: 9,375,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,383,068.92 : 27,578,257.04 = 6,249,274.56 : x
  2. Step 2: Convert to fraction form
    18,383,068.92/27,578,257.04 = 6,249,274.56/x
  3. Step 3: Cross multiply
    18,383,068.92x = 27,578,257.04 × 6,249,274.56
  4. Step 4: Simplify right side
    18,383,068.92x = 172,344,100,129,212.88
  5. Step 5: Solve for x
    x = 172,344,100,129,212.88/18,383,068.92
  6. Step 6: Final answer
    x = 9,375,153.89

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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.