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Finding the Third Proportional to 12,154,675.50 and 18,540,630

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Solution

The third proportional to 12,154,675.50 and 18,540,630 is: 28,281,706.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,154,675.50 : 18,540,630 = 18,540,630 : x
  2. Step 2: Convert to fraction form
    12,154,675.50/18,540,630 = 18,540,630/x
  3. Step 3: Cross multiply
    12,154,675.50x = 18,540,630 × 18,540,630
  4. Step 4: Simplify right side
    12,154,675.50x = 343,754,960,796,900
  5. Step 5: Solve for x
    x = 343,754,960,796,900/12,154,675.50
  6. Step 6: Final answer
    x = 28,281,706.15

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.