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Finding the Third Proportional to 4,818,324 and 6,423,642

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Solution

The third proportional to 4,818,324 and 6,423,642 is: 8,563,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818,324 : 6,423,642 = 6,423,642 : x
  2. Step 2: Convert to fraction form
    4,818,324/6,423,642 = 6,423,642/x
  3. Step 3: Cross multiply
    4,818,324x = 6,423,642 × 6,423,642
  4. Step 4: Simplify right side
    4,818,324x = 41,263,176,544,164
  5. Step 5: Solve for x
    x = 41,263,176,544,164/4,818,324
  6. Step 6: Final answer
    x = 8,563,802.80

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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.