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Finding the Fourth Proportional to 16,810,548.30, 25,215,822.45 and 16,810,548.30

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Solution

The fourth proportional to 16,810,548.30, 25,215,822.45 and 16,810,548.30 is: 25,215,822.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,810,548.30 : 25,215,822.45 = 16,810,548.30 : x
  2. Step 2: Convert to fraction form
    16,810,548.30/25,215,822.45 = 16,810,548.30/x
  3. Step 3: Cross multiply
    16,810,548.30x = 25,215,822.45 × 16,810,548.30
  4. Step 4: Simplify right side
    16,810,548.30x = 423,891,801,219,949.31
  5. Step 5: Solve for x
    x = 423,891,801,219,949.31/16,810,548.30
  6. Step 6: Final answer
    x = 25,215,822.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.