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Finding the Third Proportional to 4,977,550 and 7,914,615

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Solution

The third proportional to 4,977,550 and 7,914,615 is: 12,584,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977,550 : 7,914,615 = 7,914,615 : x
  2. Step 2: Convert to fraction form
    4,977,550/7,914,615 = 7,914,615/x
  3. Step 3: Cross multiply
    4,977,550x = 7,914,615 × 7,914,615
  4. Step 4: Simplify right side
    4,977,550x = 62,641,130,598,225
  5. Step 5: Solve for x
    x = 62,641,130,598,225/4,977,550
  6. Step 6: Final answer
    x = 12,584,731.56

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.