Home / 20,086,996.50-27,720,252-10,919,836.08

Finding the Fourth Proportional to 20,086,996.50, 27,720,252 and 10,919,836.08

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Solution

The fourth proportional to 20,086,996.50, 27,720,252 and 10,919,836.08 is: 15,069,480.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,086,996.50 : 27,720,252 = 10,919,836.08 : x
  2. Step 2: Convert to fraction form
    20,086,996.50/27,720,252 = 10,919,836.08/x
  3. Step 3: Cross multiply
    20,086,996.50x = 27,720,252 × 10,919,836.08
  4. Step 4: Simplify right side
    20,086,996.50x = 302,700,607,936,292.19
  5. Step 5: Solve for x
    x = 302,700,607,936,292.19/20,086,996.50
  6. Step 6: Final answer
    x = 15,069,480.79

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