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Finding the Third Proportional to 16,578,453 and 35,676,331

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Solution

The third proportional to 16,578,453 and 35,676,331 is: 76,774,388.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,578,453 : 35,676,331 = 35,676,331 : x
  2. Step 2: Convert to fraction form
    16,578,453/35,676,331 = 35,676,331/x
  3. Step 3: Cross multiply
    16,578,453x = 35,676,331 × 35,676,331
  4. Step 4: Simplify right side
    16,578,453x = 1,272,800,593,621,561
  5. Step 5: Solve for x
    x = 1,272,800,593,621,561/16,578,453
  6. Step 6: Final answer
    x = 76,774,388.64

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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.