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Finding the Third Proportional to 4,847,430 and 7,371,864

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Solution

The third proportional to 4,847,430 and 7,371,864 is: 11,210,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,847,430 : 7,371,864 = 7,371,864 : x
  2. Step 2: Convert to fraction form
    4,847,430/7,371,864 = 7,371,864/x
  3. Step 3: Cross multiply
    4,847,430x = 7,371,864 × 7,371,864
  4. Step 4: Simplify right side
    4,847,430x = 54,344,378,834,496
  5. Step 5: Solve for x
    x = 54,344,378,834,496/4,847,430
  6. Step 6: Final answer
    x = 11,210,967.22

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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.