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Finding the Third Proportional to 20,346,075 and 28,459,302

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Solution

The third proportional to 20,346,075 and 28,459,302 is: 39,807,769.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,346,075 : 28,459,302 = 28,459,302 : x
  2. Step 2: Convert to fraction form
    20,346,075/28,459,302 = 28,459,302/x
  3. Step 3: Cross multiply
    20,346,075x = 28,459,302 × 28,459,302
  4. Step 4: Simplify right side
    20,346,075x = 809,931,870,327,204
  5. Step 5: Solve for x
    x = 809,931,870,327,204/20,346,075
  6. Step 6: Final answer
    x = 39,807,769.82

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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.