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Finding the Third Proportional to 4,518,955 and 9,954,627

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Solution

The third proportional to 4,518,955 and 9,954,627 is: 21,928,653.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518,955 : 9,954,627 = 9,954,627 : x
  2. Step 2: Convert to fraction form
    4,518,955/9,954,627 = 9,954,627/x
  3. Step 3: Cross multiply
    4,518,955x = 9,954,627 × 9,954,627
  4. Step 4: Simplify right side
    4,518,955x = 99,094,598,709,129
  5. Step 5: Solve for x
    x = 99,094,598,709,129/4,518,955
  6. Step 6: Final answer
    x = 21,928,653.57

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.