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Finding the Third Proportional to 20,988,444 and 45,196,152

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Solution

The third proportional to 20,988,444 and 45,196,152 is: 97,324,611.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,988,444 : 45,196,152 = 45,196,152 : x
  2. Step 2: Convert to fraction form
    20,988,444/45,196,152 = 45,196,152/x
  3. Step 3: Cross multiply
    20,988,444x = 45,196,152 × 45,196,152
  4. Step 4: Simplify right side
    20,988,444x = 2,042,692,155,607,104
  5. Step 5: Solve for x
    x = 2,042,692,155,607,104/20,988,444
  6. Step 6: Final answer
    x = 97,324,611.37

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.