Home / 11,668,081.80-17,460,132.30-7,888,945.80

Finding the Fourth Proportional to 11,668,081.80, 17,460,132.30 and 7,888,945.80

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Solution

The fourth proportional to 11,668,081.80, 17,460,132.30 and 7,888,945.80 is: 11,805,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668,081.80 : 17,460,132.30 = 7,888,945.80 : x
  2. Step 2: Convert to fraction form
    11,668,081.80/17,460,132.30 = 7,888,945.80/x
  3. Step 3: Cross multiply
    11,668,081.80x = 17,460,132.30 × 7,888,945.80
  4. Step 4: Simplify right side
    11,668,081.80x = 137,742,037,375,529.34
  5. Step 5: Solve for x
    x = 137,742,037,375,529.34/11,668,081.80
  6. Step 6: Final answer
    x = 11,805,028.43

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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.