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Finding the Third Proportional to 8,509,742 and 12,773,322

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Solution

The third proportional to 8,509,742 and 12,773,322 is: 19,173,055.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,742 : 12,773,322 = 12,773,322 : x
  2. Step 2: Convert to fraction form
    8,509,742/12,773,322 = 12,773,322/x
  3. Step 3: Cross multiply
    8,509,742x = 12,773,322 × 12,773,322
  4. Step 4: Simplify right side
    8,509,742x = 163,157,754,915,684
  5. Step 5: Solve for x
    x = 163,157,754,915,684/8,509,742
  6. Step 6: Final answer
    x = 19,173,055.41

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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.