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Finding the Third Proportional to 28,988,600 and 63,185,744

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Solution

The third proportional to 28,988,600 and 63,185,744 is: 137,724,424.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,988,600 : 63,185,744 = 63,185,744 : x
  2. Step 2: Convert to fraction form
    28,988,600/63,185,744 = 63,185,744/x
  3. Step 3: Cross multiply
    28,988,600x = 63,185,744 × 63,185,744
  4. Step 4: Simplify right side
    28,988,600x = 3,992,438,244,833,536
  5. Step 5: Solve for x
    x = 3,992,438,244,833,536/28,988,600
  6. Step 6: Final answer
    x = 137,724,424.25

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.