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Finding the Third Proportional to 6,998,420 and 15,038,824

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Solution

The third proportional to 6,998,420 and 15,038,824 is: 32,316,755.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998,420 : 15,038,824 = 15,038,824 : x
  2. Step 2: Convert to fraction form
    6,998,420/15,038,824 = 15,038,824/x
  3. Step 3: Cross multiply
    6,998,420x = 15,038,824 × 15,038,824
  4. Step 4: Simplify right side
    6,998,420x = 226,166,227,302,976
  5. Step 5: Solve for x
    x = 226,166,227,302,976/6,998,420
  6. Step 6: Final answer
    x = 32,316,755.40

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.