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Finding the Third Proportional to 20,734,020 and 45,247,054

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Solution

The third proportional to 20,734,020 and 45,247,054 is: 98,740,904.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,020 : 45,247,054 = 45,247,054 : x
  2. Step 2: Convert to fraction form
    20,734,020/45,247,054 = 45,247,054/x
  3. Step 3: Cross multiply
    20,734,020x = 45,247,054 × 45,247,054
  4. Step 4: Simplify right side
    20,734,020x = 2,047,295,895,678,916
  5. Step 5: Solve for x
    x = 2,047,295,895,678,916/20,734,020
  6. Step 6: Final answer
    x = 98,740,904.84

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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.