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Finding the Third Proportional to 31,387,796 and 47,994,078

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Solution

The third proportional to 31,387,796 and 47,994,078 is: 73,386,214.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,387,796 : 47,994,078 = 47,994,078 : x
  2. Step 2: Convert to fraction form
    31,387,796/47,994,078 = 47,994,078/x
  3. Step 3: Cross multiply
    31,387,796x = 47,994,078 × 47,994,078
  4. Step 4: Simplify right side
    31,387,796x = 2,303,431,523,070,084
  5. Step 5: Solve for x
    x = 2,303,431,523,070,084/31,387,796
  6. Step 6: Final answer
    x = 73,386,214.28

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.