Home / 11,997,206.60-17,998,434.30-3,908,805.80

Finding the Fourth Proportional to 11,997,206.60, 17,998,434.30 and 3,908,805.80

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Solution

The fourth proportional to 11,997,206.60, 17,998,434.30 and 3,908,805.80 is: 5,864,063.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,997,206.60 : 17,998,434.30 = 3,908,805.80 : x
  2. Step 2: Convert to fraction form
    11,997,206.60/17,998,434.30 = 3,908,805.80/x
  3. Step 3: Cross multiply
    11,997,206.60x = 17,998,434.30 × 3,908,805.80
  4. Step 4: Simplify right side
    11,997,206.60x = 70,352,384,382,758.94
  5. Step 5: Solve for x
    x = 70,352,384,382,758.94/11,997,206.60
  6. Step 6: Final answer
    x = 5,864,063.75

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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.