Home / 20,265,676.96-27,966,723.60-11,098,383.52

Finding the Fourth Proportional to 20,265,676.96, 27,966,723.60 and 11,098,383.52

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Solution

The fourth proportional to 20,265,676.96, 27,966,723.60 and 11,098,383.52 is: 15,315,818.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265,676.96 : 27,966,723.60 = 11,098,383.52 : x
  2. Step 2: Convert to fraction form
    20,265,676.96/27,966,723.60 = 11,098,383.52/x
  3. Step 3: Cross multiply
    20,265,676.96x = 27,966,723.60 × 11,098,383.52
  4. Step 4: Simplify right side
    20,265,676.96x = 310,385,424,310,635.06
  5. Step 5: Solve for x
    x = 310,385,424,310,635.06/20,265,676.96
  6. Step 6: Final answer
    x = 15,315,818.21

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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.