Home / 16,654,936.96-22,996,839.36-12,781,322.56

Finding the Fourth Proportional to 16,654,936.96, 22,996,839.36 and 12,781,322.56

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Solution

The fourth proportional to 16,654,936.96, 22,996,839.36 and 12,781,322.56 is: 17,648,221.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,654,936.96 : 22,996,839.36 = 12,781,322.56 : x
  2. Step 2: Convert to fraction form
    16,654,936.96/22,996,839.36 = 12,781,322.56/x
  3. Step 3: Cross multiply
    16,654,936.96x = 22,996,839.36 × 12,781,322.56
  4. Step 4: Simplify right side
    16,654,936.96x = 293,930,021,720,663.94
  5. Step 5: Solve for x
    x = 293,930,021,720,663.94/16,654,936.96
  6. Step 6: Final answer
    x = 17,648,221.81

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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.