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Finding the Third Proportional to 4,572,821 and 6,687,484

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Solution

The third proportional to 4,572,821 and 6,687,484 is: 9,780,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572,821 : 6,687,484 = 6,687,484 : x
  2. Step 2: Convert to fraction form
    4,572,821/6,687,484 = 6,687,484/x
  3. Step 3: Cross multiply
    4,572,821x = 6,687,484 × 6,687,484
  4. Step 4: Simplify right side
    4,572,821x = 44,722,442,250,256
  5. Step 5: Solve for x
    x = 44,722,442,250,256/4,572,821
  6. Step 6: Final answer
    x = 9,780,055.30

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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.