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Finding the Third Proportional to 9,128,202 and 13,052,505

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Solution

The third proportional to 9,128,202 and 13,052,505 is: 18,663,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128,202 : 13,052,505 = 13,052,505 : x
  2. Step 2: Convert to fraction form
    9,128,202/13,052,505 = 13,052,505/x
  3. Step 3: Cross multiply
    9,128,202x = 13,052,505 × 13,052,505
  4. Step 4: Simplify right side
    9,128,202x = 170,367,886,775,025
  5. Step 5: Solve for x
    x = 170,367,886,775,025/9,128,202
  6. Step 6: Final answer
    x = 18,663,904.10

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.