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Finding the Third Proportional to 8,145,618.19 and 12,077,479.69

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Solution

The third proportional to 8,145,618.19 and 12,077,479.69 is: 17,907,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,145,618.19 : 12,077,479.69 = 12,077,479.69 : x
  2. Step 2: Convert to fraction form
    8,145,618.19/12,077,479.69 = 12,077,479.69/x
  3. Step 3: Cross multiply
    8,145,618.19x = 12,077,479.69 × 12,077,479.69
  4. Step 4: Simplify right side
    8,145,618.19x = 145,865,515,601,975.09
  5. Step 5: Solve for x
    x = 145,865,515,601,975.09/8,145,618.19
  6. Step 6: Final answer
    x = 17,907,237.03

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.