Home / 22,977,419.84-31,709,032.32-12,664,169.28

Finding the Fourth Proportional to 22,977,419.84, 31,709,032.32 and 12,664,169.28

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Solution

The fourth proportional to 22,977,419.84, 31,709,032.32 and 12,664,169.28 is: 17,476,659.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,977,419.84 : 31,709,032.32 = 12,664,169.28 : x
  2. Step 2: Convert to fraction form
    22,977,419.84/31,709,032.32 = 12,664,169.28/x
  3. Step 3: Cross multiply
    22,977,419.84x = 31,709,032.32 × 12,664,169.28
  4. Step 4: Simplify right side
    22,977,419.84x = 401,568,553,005,471.12
  5. Step 5: Solve for x
    x = 401,568,553,005,471.12/22,977,419.84
  6. Step 6: Final answer
    x = 17,476,659.95

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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.