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Finding the Third Proportional to 20,950,449 and 45,102,772.50

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Solution

The third proportional to 20,950,449 and 45,102,772.50 is: 97,098,639.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,950,449 : 45,102,772.50 = 45,102,772.50 : x
  2. Step 2: Convert to fraction form
    20,950,449/45,102,772.50 = 45,102,772.50/x
  3. Step 3: Cross multiply
    20,950,449x = 45,102,772.50 × 45,102,772.50
  4. Step 4: Simplify right side
    20,950,449x = 2,034,260,087,186,756.25
  5. Step 5: Solve for x
    x = 2,034,260,087,186,756.25/20,950,449
  6. Step 6: Final answer
    x = 97,098,639.14

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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.