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Finding the Third Proportional to 20,551,128 and 44,720,066

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Solution

The third proportional to 20,551,128 and 44,720,066 is: 97,312,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,551,128 : 44,720,066 = 44,720,066 : x
  2. Step 2: Convert to fraction form
    20,551,128/44,720,066 = 44,720,066/x
  3. Step 3: Cross multiply
    20,551,128x = 44,720,066 × 44,720,066
  4. Step 4: Simplify right side
    20,551,128x = 1,999,884,303,044,356
  5. Step 5: Solve for x
    x = 1,999,884,303,044,356/20,551,128
  6. Step 6: Final answer
    x = 97,312,629.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.