Home / 36,128,678.31-49,857,622.79-19,608,800.96

Finding the Fourth Proportional to 36,128,678.31, 49,857,622.79 and 19,608,800.96

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Solution

The fourth proportional to 36,128,678.31, 49,857,622.79 and 19,608,800.96 is: 27,060,170.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,128,678.31 : 49,857,622.79 = 19,608,800.96 : x
  2. Step 2: Convert to fraction form
    36,128,678.31/49,857,622.79 = 19,608,800.96/x
  3. Step 3: Cross multiply
    36,128,678.31x = 49,857,622.79 × 19,608,800.96
  4. Step 4: Simplify right side
    36,128,678.31x = 977,648,201,654,469.75
  5. Step 5: Solve for x
    x = 977,648,201,654,469.75/36,128,678.31
  6. Step 6: Final answer
    x = 27,060,170.68

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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.