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Finding the Third Proportional to 20,362,311 and 28,482,886

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Solution

The third proportional to 20,362,311 and 28,482,886 is: 39,841,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362,311 : 28,482,886 = 28,482,886 : x
  2. Step 2: Convert to fraction form
    20,362,311/28,482,886 = 28,482,886/x
  3. Step 3: Cross multiply
    20,362,311x = 28,482,886 × 28,482,886
  4. Step 4: Simplify right side
    20,362,311x = 811,274,794,888,996
  5. Step 5: Solve for x
    x = 811,274,794,888,996/20,362,311
  6. Step 6: Final answer
    x = 39,841,980.36

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.