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Finding the Third Proportional to 28,557,548 and 43,505,913

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Solution

The third proportional to 28,557,548 and 43,505,913 is: 66,278,955.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,557,548 : 43,505,913 = 43,505,913 : x
  2. Step 2: Convert to fraction form
    28,557,548/43,505,913 = 43,505,913/x
  3. Step 3: Cross multiply
    28,557,548x = 43,505,913 × 43,505,913
  4. Step 4: Simplify right side
    28,557,548x = 1,892,764,465,963,569
  5. Step 5: Solve for x
    x = 1,892,764,465,963,569/28,557,548
  6. Step 6: Final answer
    x = 66,278,955.95

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.