Home / 11,537,742.22-15,926,986.78-7,188,977.14

Finding the Fourth Proportional to 11,537,742.22, 15,926,986.78 and 7,188,977.14

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Solution

The fourth proportional to 11,537,742.22, 15,926,986.78 and 7,188,977.14 is: 9,923,843.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,537,742.22 : 15,926,986.78 = 7,188,977.14 : x
  2. Step 2: Convert to fraction form
    11,537,742.22/15,926,986.78 = 7,188,977.14/x
  3. Step 3: Cross multiply
    11,537,742.22x = 15,926,986.78 × 7,188,977.14
  4. Step 4: Simplify right side
    11,537,742.22x = 114,498,743,870,502.20
  5. Step 5: Solve for x
    x = 114,498,743,870,502.20/11,537,742.22
  6. Step 6: Final answer
    x = 9,923,843.13

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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.