Home / 18,169,098.04-25,081,751.42-11,201,020.80

Finding the Fourth Proportional to 18,169,098.04, 25,081,751.42 and 11,201,020.80

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Solution

The fourth proportional to 18,169,098.04, 25,081,751.42 and 11,201,020.80 is: 15,462,584.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,169,098.04 : 25,081,751.42 = 11,201,020.80 : x
  2. Step 2: Convert to fraction form
    18,169,098.04/25,081,751.42 = 11,201,020.80/x
  3. Step 3: Cross multiply
    18,169,098.04x = 25,081,751.42 × 11,201,020.80
  4. Step 4: Simplify right side
    18,169,098.04x = 280,941,219,355,849.56
  5. Step 5: Solve for x
    x = 280,941,219,355,849.56/18,169,098.04
  6. Step 6: Final answer
    x = 15,462,584.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.