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Finding the Third Proportional to 8,964,866.25 and 13,456,479.38

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Solution

The third proportional to 8,964,866.25 and 13,456,479.38 is: 20,198,498.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,964,866.25 : 13,456,479.38 = 13,456,479.38 : x
  2. Step 2: Convert to fraction form
    8,964,866.25/13,456,479.38 = 13,456,479.38/x
  3. Step 3: Cross multiply
    8,964,866.25x = 13,456,479.38 × 13,456,479.38
  4. Step 4: Simplify right side
    8,964,866.25x = 181,076,837,169,800.38
  5. Step 5: Solve for x
    x = 181,076,837,169,800.38/8,964,866.25
  6. Step 6: Final answer
    x = 20,198,498.46

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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.