Home / 20,207,412.36-27,886,240.26-10,914,982.38

Finding the Fourth Proportional to 20,207,412.36, 27,886,240.26 and 10,914,982.38

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Solution

The fourth proportional to 20,207,412.36, 27,886,240.26 and 10,914,982.38 is: 15,062,681.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,207,412.36 : 27,886,240.26 = 10,914,982.38 : x
  2. Step 2: Convert to fraction form
    20,207,412.36/27,886,240.26 = 10,914,982.38/x
  3. Step 3: Cross multiply
    20,207,412.36x = 27,886,240.26 × 10,914,982.38
  4. Step 4: Simplify right side
    20,207,412.36x = 304,377,821,082,346.69
  5. Step 5: Solve for x
    x = 304,377,821,082,346.69/20,207,412.36
  6. Step 6: Final answer
    x = 15,062,681.74

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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.