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Finding the Third Proportional to 4,988,938 and 7,296,783

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Solution

The third proportional to 4,988,938 and 7,296,783 is: 10,672,219.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,938 : 7,296,783 = 7,296,783 : x
  2. Step 2: Convert to fraction form
    4,988,938/7,296,783 = 7,296,783/x
  3. Step 3: Cross multiply
    4,988,938x = 7,296,783 × 7,296,783
  4. Step 4: Simplify right side
    4,988,938x = 53,243,042,149,089
  5. Step 5: Solve for x
    x = 53,243,042,149,089/4,988,938
  6. Step 6: Final answer
    x = 10,672,219.65

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.