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Finding the Third Proportional to 4,788,909 and 7,176,324

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Solution

The third proportional to 4,788,909 and 7,176,324 is: 10,753,937.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788,909 : 7,176,324 = 7,176,324 : x
  2. Step 2: Convert to fraction form
    4,788,909/7,176,324 = 7,176,324/x
  3. Step 3: Cross multiply
    4,788,909x = 7,176,324 × 7,176,324
  4. Step 4: Simplify right side
    4,788,909x = 51,499,626,152,976
  5. Step 5: Solve for x
    x = 51,499,626,152,976/4,788,909
  6. Step 6: Final answer
    x = 10,753,937.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.