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Finding the Third Proportional to 31,812,604 and 48,643,338

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Solution

The third proportional to 31,812,604 and 48,643,338 is: 74,378,517.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,812,604 : 48,643,338 = 48,643,338 : x
  2. Step 2: Convert to fraction form
    31,812,604/48,643,338 = 48,643,338/x
  3. Step 3: Cross multiply
    31,812,604x = 48,643,338 × 48,643,338
  4. Step 4: Simplify right side
    31,812,604x = 2,366,174,331,782,244
  5. Step 5: Solve for x
    x = 2,366,174,331,782,244/31,812,604
  6. Step 6: Final answer
    x = 74,378,517.77

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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.