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Finding the Third Proportional to 6,920,888 and 15,144,530

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Solution

The third proportional to 6,920,888 and 15,144,530 is: 33,139,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920,888 : 15,144,530 = 15,144,530 : x
  2. Step 2: Convert to fraction form
    6,920,888/15,144,530 = 15,144,530/x
  3. Step 3: Cross multiply
    6,920,888x = 15,144,530 × 15,144,530
  4. Step 4: Simplify right side
    6,920,888x = 229,356,788,920,900
  5. Step 5: Solve for x
    x = 229,356,788,920,900/6,920,888
  6. Step 6: Final answer
    x = 33,139,792.02

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.