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Finding the Third Proportional to 3,156,410 and 6,901,852

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Solution

The third proportional to 3,156,410 and 6,901,852 is: 15,091,689.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,410 : 6,901,852 = 6,901,852 : x
  2. Step 2: Convert to fraction form
    3,156,410/6,901,852 = 6,901,852/x
  3. Step 3: Cross multiply
    3,156,410x = 6,901,852 × 6,901,852
  4. Step 4: Simplify right side
    3,156,410x = 47,635,561,029,904
  5. Step 5: Solve for x
    x = 47,635,561,029,904/3,156,410
  6. Step 6: Final answer
    x = 15,091,689.94

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.