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Finding the Third Proportional to 9,278,000.50 and 13,638,954.50

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Solution

The third proportional to 9,278,000.50 and 13,638,954.50 is: 20,049,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,278,000.50 : 13,638,954.50 = 13,638,954.50 : x
  2. Step 2: Convert to fraction form
    9,278,000.50/13,638,954.50 = 13,638,954.50/x
  3. Step 3: Cross multiply
    9,278,000.50x = 13,638,954.50 × 13,638,954.50
  4. Step 4: Simplify right side
    9,278,000.50x = 186,021,079,853,070.25
  5. Step 5: Solve for x
    x = 186,021,079,853,070.25/9,278,000.50
  6. Step 6: Final answer
    x = 20,049,694.96

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.