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Finding the Third Proportional to 12,567,390 and 19,340,985

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Solution

The third proportional to 12,567,390 and 19,340,985 is: 29,765,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,390 : 19,340,985 = 19,340,985 : x
  2. Step 2: Convert to fraction form
    12,567,390/19,340,985 = 19,340,985/x
  3. Step 3: Cross multiply
    12,567,390x = 19,340,985 × 19,340,985
  4. Step 4: Simplify right side
    12,567,390x = 374,073,700,770,225
  5. Step 5: Solve for x
    x = 374,073,700,770,225/12,567,390
  6. Step 6: Final answer
    x = 29,765,424.70

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.