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Finding the Third Proportional to 4,818,130 and 6,423,419

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Solution

The third proportional to 4,818,130 and 6,423,419 is: 8,563,553.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818,130 : 6,423,419 = 6,423,419 : x
  2. Step 2: Convert to fraction form
    4,818,130/6,423,419 = 6,423,419/x
  3. Step 3: Cross multiply
    4,818,130x = 6,423,419 × 6,423,419
  4. Step 4: Simplify right side
    4,818,130x = 41,260,311,649,561
  5. Step 5: Solve for x
    x = 41,260,311,649,561/4,818,130
  6. Step 6: Final answer
    x = 8,563,553.01

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.