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Finding the Third Proportional to 8,879,976 and 13,284,320

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Solution

The third proportional to 8,879,976 and 13,284,320 is: 19,873,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879,976 : 13,284,320 = 13,284,320 : x
  2. Step 2: Convert to fraction form
    8,879,976/13,284,320 = 13,284,320/x
  3. Step 3: Cross multiply
    8,879,976x = 13,284,320 × 13,284,320
  4. Step 4: Simplify right side
    8,879,976x = 176,473,157,862,400
  5. Step 5: Solve for x
    x = 176,473,157,862,400/8,879,976
  6. Step 6: Final answer
    x = 19,873,157.07

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.