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Finding the Third Proportional to 7,270,970 and 11,057,528

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Solution

The third proportional to 7,270,970 and 11,057,528 is: 16,816,040.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270,970 : 11,057,528 = 11,057,528 : x
  2. Step 2: Convert to fraction form
    7,270,970/11,057,528 = 11,057,528/x
  3. Step 3: Cross multiply
    7,270,970x = 11,057,528 × 11,057,528
  4. Step 4: Simplify right side
    7,270,970x = 122,268,925,470,784
  5. Step 5: Solve for x
    x = 122,268,925,470,784/7,270,970
  6. Step 6: Final answer
    x = 16,816,040.43

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.