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Finding the Third Proportional to 35,389,780 and 47,813,857

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Solution

The third proportional to 35,389,780 and 47,813,857 is: 64,599,579.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,389,780 : 47,813,857 = 47,813,857 : x
  2. Step 2: Convert to fraction form
    35,389,780/47,813,857 = 47,813,857/x
  3. Step 3: Cross multiply
    35,389,780x = 47,813,857 × 47,813,857
  4. Step 4: Simplify right side
    35,389,780x = 2,286,164,921,216,449
  5. Step 5: Solve for x
    x = 2,286,164,921,216,449/35,389,780
  6. Step 6: Final answer
    x = 64,599,579.91

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.