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Finding the Third Proportional to 28,200,978 and 38,049,768

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Solution

The third proportional to 28,200,978 and 38,049,768 is: 51,338,107.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,200,978 : 38,049,768 = 38,049,768 : x
  2. Step 2: Convert to fraction form
    28,200,978/38,049,768 = 38,049,768/x
  3. Step 3: Cross multiply
    28,200,978x = 38,049,768 × 38,049,768
  4. Step 4: Simplify right side
    28,200,978x = 1,447,784,844,853,824
  5. Step 5: Solve for x
    x = 1,447,784,844,853,824/28,200,978
  6. Step 6: Final answer
    x = 51,338,107.67

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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.