Home / 23,023,233.78-31,771,228.28-12,709,735.44

Finding the Fourth Proportional to 23,023,233.78, 31,771,228.28 and 12,709,735.44

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Solution

The fourth proportional to 23,023,233.78, 31,771,228.28 and 12,709,735.44 is: 17,538,974.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,023,233.78 : 31,771,228.28 = 12,709,735.44 : x
  2. Step 2: Convert to fraction form
    23,023,233.78/31,771,228.28 = 12,709,735.44/x
  3. Step 3: Cross multiply
    23,023,233.78x = 31,771,228.28 × 12,709,735.44
  4. Step 4: Simplify right side
    23,023,233.78x = 403,803,906,042,646.25
  5. Step 5: Solve for x
    x = 403,803,906,042,646.25/23,023,233.78
  6. Step 6: Final answer
    x = 17,538,974.32

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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.