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Finding the Third Proportional to 4,345,440 and 6,384,976

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Solution

The third proportional to 4,345,440 and 6,384,976 is: 9,381,769.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,345,440 : 6,384,976 = 6,384,976 : x
  2. Step 2: Convert to fraction form
    4,345,440/6,384,976 = 6,384,976/x
  3. Step 3: Cross multiply
    4,345,440x = 6,384,976 × 6,384,976
  4. Step 4: Simplify right side
    4,345,440x = 40,767,918,520,576
  5. Step 5: Solve for x
    x = 40,767,918,520,576/4,345,440
  6. Step 6: Final answer
    x = 9,381,769.98

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.