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Finding the Third Proportional to 8,509,735 and 12,734,520

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Solution

The third proportional to 8,509,735 and 12,734,520 is: 19,056,762.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,509,735 : 12,734,520 = 12,734,520 : x
  2. Step 2: Convert to fraction form
    8,509,735/12,734,520 = 12,734,520/x
  3. Step 3: Cross multiply
    8,509,735x = 12,734,520 × 12,734,520
  4. Step 4: Simplify right side
    8,509,735x = 162,167,999,630,400
  5. Step 5: Solve for x
    x = 162,167,999,630,400/8,509,735
  6. Step 6: Final answer
    x = 19,056,762.59

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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.