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Finding the Third Proportional to 31,318,431 and 47,913,684

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Solution

The third proportional to 31,318,431 and 47,913,684 is: 73,302,558.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,318,431 : 47,913,684 = 47,913,684 : x
  2. Step 2: Convert to fraction form
    31,318,431/47,913,684 = 47,913,684/x
  3. Step 3: Cross multiply
    31,318,431x = 47,913,684 × 47,913,684
  4. Step 4: Simplify right side
    31,318,431x = 2,295,721,114,451,856
  5. Step 5: Solve for x
    x = 2,295,721,114,451,856/31,318,431
  6. Step 6: Final answer
    x = 73,302,558.31

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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.