Home / 23,148,905.88-31,942,553.58-12,692,170.44

Finding the Fourth Proportional to 23,148,905.88, 31,942,553.58 and 12,692,170.44

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Solution

The fourth proportional to 23,148,905.88, 31,942,553.58 and 12,692,170.44 is: 17,513,585.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,148,905.88 : 31,942,553.58 = 12,692,170.44 : x
  2. Step 2: Convert to fraction form
    23,148,905.88/31,942,553.58 = 12,692,170.44/x
  3. Step 3: Cross multiply
    23,148,905.88x = 31,942,553.58 × 12,692,170.44
  4. Step 4: Simplify right side
    23,148,905.88x = 405,420,334,326,192.12
  5. Step 5: Solve for x
    x = 405,420,334,326,192.12/23,148,905.88
  6. Step 6: Final answer
    x = 17,513,585.15

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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.