Home / 11,626,918.21-17,428,653.38-7,312,052.14

Finding the Fourth Proportional to 11,626,918.21, 17,428,653.38 and 7,312,052.14

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Solution

The fourth proportional to 11,626,918.21, 17,428,653.38 and 7,312,052.14 is: 10,960,705.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626,918.21 : 17,428,653.38 = 7,312,052.14 : x
  2. Step 2: Convert to fraction form
    11,626,918.21/17,428,653.38 = 7,312,052.14/x
  3. Step 3: Cross multiply
    11,626,918.21x = 17,428,653.38 × 7,312,052.14
  4. Step 4: Simplify right side
    11,626,918.21x = 127,439,222,120,843.70
  5. Step 5: Solve for x
    x = 127,439,222,120,843.70/11,626,918.21
  6. Step 6: Final answer
    x = 10,960,705.13

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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.