Home / 33,218,425.82-45,864,094.29-21,486,133.10

Finding the Fourth Proportional to 33,218,425.82, 45,864,094.29 and 21,486,133.10

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Solution

The fourth proportional to 33,218,425.82, 45,864,094.29 and 21,486,133.10 is: 29,665,524.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,218,425.82 : 45,864,094.29 = 21,486,133.10 : x
  2. Step 2: Convert to fraction form
    33,218,425.82/45,864,094.29 = 21,486,133.10/x
  3. Step 3: Cross multiply
    33,218,425.82x = 45,864,094.29 × 21,486,133.10
  4. Step 4: Simplify right side
    33,218,425.82x = 985,442,034,459,977.25
  5. Step 5: Solve for x
    x = 985,442,034,459,977.25/33,218,425.82
  6. Step 6: Final answer
    x = 29,665,524.78

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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.