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Finding the Third Proportional to 11,428,632 and 15,563,554

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Solution

The third proportional to 11,428,632 and 15,563,554 is: 21,194,506.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,428,632 : 15,563,554 = 15,563,554 : x
  2. Step 2: Convert to fraction form
    11,428,632/15,563,554 = 15,563,554/x
  3. Step 3: Cross multiply
    11,428,632x = 15,563,554 × 15,563,554
  4. Step 4: Simplify right side
    11,428,632x = 242,224,213,110,916
  5. Step 5: Solve for x
    x = 242,224,213,110,916/11,428,632
  6. Step 6: Final answer
    x = 21,194,506.32

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.