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Finding the Third Proportional to 8,410,392 and 12,781,800

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Solution

The third proportional to 8,410,392 and 12,781,800 is: 19,425,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410,392 : 12,781,800 = 12,781,800 : x
  2. Step 2: Convert to fraction form
    8,410,392/12,781,800 = 12,781,800/x
  3. Step 3: Cross multiply
    8,410,392x = 12,781,800 × 12,781,800
  4. Step 4: Simplify right side
    8,410,392x = 163,374,411,240,000
  5. Step 5: Solve for x
    x = 163,374,411,240,000/8,410,392
  6. Step 6: Final answer
    x = 19,425,302.80

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.