Home / 11,668,123.85-17,502,185.78-3,148,446.65

Finding the Fourth Proportional to 11,668,123.85, 17,502,185.78 and 3,148,446.65

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Solution

The fourth proportional to 11,668,123.85, 17,502,185.78 and 3,148,446.65 is: 4,722,669.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668,123.85 : 17,502,185.78 = 3,148,446.65 : x
  2. Step 2: Convert to fraction form
    11,668,123.85/17,502,185.78 = 3,148,446.65/x
  3. Step 3: Cross multiply
    11,668,123.85x = 17,502,185.78 × 3,148,446.65
  4. Step 4: Simplify right side
    11,668,123.85x = 55,104,698,170,976.40
  5. Step 5: Solve for x
    x = 55,104,698,170,976.40/11,668,123.85
  6. Step 6: Final answer
    x = 4,722,669.98

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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.