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Finding the Third Proportional to 8,286,653.50 and 12,544,588

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Solution

The third proportional to 8,286,653.50 and 12,544,588 is: 18,990,378.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286,653.50 : 12,544,588 = 12,544,588 : x
  2. Step 2: Convert to fraction form
    8,286,653.50/12,544,588 = 12,544,588/x
  3. Step 3: Cross multiply
    8,286,653.50x = 12,544,588 × 12,544,588
  4. Step 4: Simplify right side
    8,286,653.50x = 157,366,688,089,744
  5. Step 5: Solve for x
    x = 157,366,688,089,744/8,286,653.50
  6. Step 6: Final answer
    x = 18,990,378.70

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.