Home / 30,972,408-42,747,273.24-17,926,860

Finding the Fourth Proportional to 30,972,408, 42,747,273.24 and 17,926,860

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Solution

The fourth proportional to 30,972,408, 42,747,273.24 and 17,926,860 is: 24,742,163.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,972,408 : 42,747,273.24 = 17,926,860 : x
  2. Step 2: Convert to fraction form
    30,972,408/42,747,273.24 = 17,926,860/x
  3. Step 3: Cross multiply
    30,972,408x = 42,747,273.24 × 17,926,860
  4. Step 4: Simplify right side
    30,972,408x = 766,324,382,755,226.38
  5. Step 5: Solve for x
    x = 766,324,382,755,226.38/30,972,408
  6. Step 6: Final answer
    x = 24,742,163.50

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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.