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Finding the Third Proportional to 20,734,028 and 45,247,070

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Solution

The third proportional to 20,734,028 and 45,247,070 is: 98,740,936.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,028 : 45,247,070 = 45,247,070 : x
  2. Step 2: Convert to fraction form
    20,734,028/45,247,070 = 45,247,070/x
  3. Step 3: Cross multiply
    20,734,028x = 45,247,070 × 45,247,070
  4. Step 4: Simplify right side
    20,734,028x = 2,047,297,343,584,900
  5. Step 5: Solve for x
    x = 2,047,297,343,584,900/20,734,028
  6. Step 6: Final answer
    x = 98,740,936.57

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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.