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Finding the Third Proportional to 3,865,018 and 6,119,106

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Solution

The third proportional to 3,865,018 and 6,119,106 is: 9,687,783.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,018 : 6,119,106 = 6,119,106 : x
  2. Step 2: Convert to fraction form
    3,865,018/6,119,106 = 6,119,106/x
  3. Step 3: Cross multiply
    3,865,018x = 6,119,106 × 6,119,106
  4. Step 4: Simplify right side
    3,865,018x = 37,443,458,239,236
  5. Step 5: Solve for x
    x = 37,443,458,239,236/3,865,018
  6. Step 6: Final answer
    x = 9,687,783.66

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.