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Finding the Third Proportional to 10,201,220 and 21,553,764

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Solution

The third proportional to 10,201,220 and 21,553,764 is: 45,540,116.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,201,220 : 21,553,764 = 21,553,764 : x
  2. Step 2: Convert to fraction form
    10,201,220/21,553,764 = 21,553,764/x
  3. Step 3: Cross multiply
    10,201,220x = 21,553,764 × 21,553,764
  4. Step 4: Simplify right side
    10,201,220x = 464,564,742,567,696
  5. Step 5: Solve for x
    x = 464,564,742,567,696/10,201,220
  6. Step 6: Final answer
    x = 45,540,116.04

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.