Home / 19,315,644.96-26,654,029.92-11,167,407.84

Finding the Fourth Proportional to 19,315,644.96, 26,654,029.92 and 11,167,407.84

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Solution

The fourth proportional to 19,315,644.96, 26,654,029.92 and 11,167,407.84 is: 15,410,120.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,644.96 : 26,654,029.92 = 11,167,407.84 : x
  2. Step 2: Convert to fraction form
    19,315,644.96/26,654,029.92 = 11,167,407.84/x
  3. Step 3: Cross multiply
    19,315,644.96x = 26,654,029.92 × 11,167,407.84
  4. Step 4: Simplify right side
    19,315,644.96x = 297,656,422,696,202.56
  5. Step 5: Solve for x
    x = 297,656,422,696,202.56/19,315,644.96
  6. Step 6: Final answer
    x = 15,410,120.83

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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.