Home / 52,186,249.77-72,015,051.62-28,982,871.38

Finding the Fourth Proportional to 52,186,249.77, 72,015,051.62 and 28,982,871.38

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Solution

The fourth proportional to 52,186,249.77, 72,015,051.62 and 28,982,871.38 is: 39,995,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,186,249.77 : 72,015,051.62 = 28,982,871.38 : x
  2. Step 2: Convert to fraction form
    52,186,249.77/72,015,051.62 = 28,982,871.38/x
  3. Step 3: Cross multiply
    52,186,249.77x = 72,015,051.62 × 28,982,871.38
  4. Step 4: Simplify right side
    52,186,249.77x = 2,087,202,978,021,530.75
  5. Step 5: Solve for x
    x = 2,087,202,978,021,530.75/52,186,249.77
  6. Step 6: Final answer
    x = 39,995,266.71

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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.