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Finding the Third Proportional to 4,970,015 and 10,870,558

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Solution

The third proportional to 4,970,015 and 10,870,558 is: 23,776,393.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970,015 : 10,870,558 = 10,870,558 : x
  2. Step 2: Convert to fraction form
    4,970,015/10,870,558 = 10,870,558/x
  3. Step 3: Cross multiply
    4,970,015x = 10,870,558 × 10,870,558
  4. Step 4: Simplify right side
    4,970,015x = 118,169,031,231,364
  5. Step 5: Solve for x
    x = 118,169,031,231,364/4,970,015
  6. Step 6: Final answer
    x = 23,776,393.28

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.