Home / 22,977,421.84-31,709,035.08-12,664,171.28

Finding the Fourth Proportional to 22,977,421.84, 31,709,035.08 and 12,664,171.28

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Solution

The fourth proportional to 22,977,421.84, 31,709,035.08 and 12,664,171.28 is: 17,476,662.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,977,421.84 : 31,709,035.08 = 12,664,171.28 : x
  2. Step 2: Convert to fraction form
    22,977,421.84/31,709,035.08 = 12,664,171.28/x
  3. Step 3: Cross multiply
    22,977,421.84x = 31,709,035.08 × 12,664,171.28
  4. Step 4: Simplify right side
    22,977,421.84x = 401,568,651,376,648.44
  5. Step 5: Solve for x
    x = 401,568,651,376,648.44/22,977,421.84
  6. Step 6: Final answer
    x = 17,476,662.71

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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.