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Finding the Third Proportional to 12,567,848 and 19,216,990

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Solution

The third proportional to 12,567,848 and 19,216,990 is: 29,383,925.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567,848 : 19,216,990 = 19,216,990 : x
  2. Step 2: Convert to fraction form
    12,567,848/19,216,990 = 19,216,990/x
  3. Step 3: Cross multiply
    12,567,848x = 19,216,990 × 19,216,990
  4. Step 4: Simplify right side
    12,567,848x = 369,292,704,660,100
  5. Step 5: Solve for x
    x = 369,292,704,660,100/12,567,848
  6. Step 6: Final answer
    x = 29,383,925.13

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.