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Finding the Third Proportional to 28,817,793.25 and 63,242,242

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Solution

The third proportional to 28,817,793.25 and 63,242,242 is: 138,788,599.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817,793.25 : 63,242,242 = 63,242,242 : x
  2. Step 2: Convert to fraction form
    28,817,793.25/63,242,242 = 63,242,242/x
  3. Step 3: Cross multiply
    28,817,793.25x = 63,242,242 × 63,242,242
  4. Step 4: Simplify right side
    28,817,793.25x = 3,999,581,173,186,564
  5. Step 5: Solve for x
    x = 3,999,581,173,186,564/28,817,793.25
  6. Step 6: Final answer
    x = 138,788,599.75

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.