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Finding the Third Proportional to 4,847,390 and 7,371,802

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Solution

The third proportional to 4,847,390 and 7,371,802 is: 11,210,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847,390 : 7,371,802 = 7,371,802 : x
  2. Step 2: Convert to fraction form
    4,847,390/7,371,802 = 7,371,802/x
  3. Step 3: Cross multiply
    4,847,390x = 7,371,802 × 7,371,802
  4. Step 4: Simplify right side
    4,847,390x = 54,343,464,727,204
  5. Step 5: Solve for x
    x = 54,343,464,727,204/4,847,390
  6. Step 6: Final answer
    x = 11,210,871.15

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.