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Finding the Third Proportional to 8,402,163 and 17,999,886

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Solution

The third proportional to 8,402,163 and 17,999,886 is: 38,561,010.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402,163 : 17,999,886 = 17,999,886 : x
  2. Step 2: Convert to fraction form
    8,402,163/17,999,886 = 17,999,886/x
  3. Step 3: Cross multiply
    8,402,163x = 17,999,886 × 17,999,886
  4. Step 4: Simplify right side
    8,402,163x = 323,995,896,012,996
  5. Step 5: Solve for x
    x = 323,995,896,012,996/8,402,163
  6. Step 6: Final answer
    x = 38,561,010.54

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.