Home / 22,977,422.34-31,709,035.77-12,664,171.78

Finding the Fourth Proportional to 22,977,422.34, 31,709,035.77 and 12,664,171.78

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Solution

The fourth proportional to 22,977,422.34, 31,709,035.77 and 12,664,171.78 is: 17,476,663.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,977,422.34 : 31,709,035.77 = 12,664,171.78 : x
  2. Step 2: Convert to fraction form
    22,977,422.34/31,709,035.77 = 12,664,171.78/x
  3. Step 3: Cross multiply
    22,977,422.34x = 31,709,035.77 × 12,664,171.78
  4. Step 4: Simplify right side
    22,977,422.34x = 401,568,675,969,444.56
  5. Step 5: Solve for x
    x = 401,568,675,969,444.56/22,977,422.34
  6. Step 6: Final answer
    x = 17,476,663.40

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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.