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Finding the Third Proportional to 18,894,926 and 28,337,457

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Solution

The third proportional to 18,894,926 and 28,337,457 is: 42,498,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,894,926 : 28,337,457 = 28,337,457 : x
  2. Step 2: Convert to fraction form
    18,894,926/28,337,457 = 28,337,457/x
  3. Step 3: Cross multiply
    18,894,926x = 28,337,457 × 28,337,457
  4. Step 4: Simplify right side
    18,894,926x = 803,011,469,226,849
  5. Step 5: Solve for x
    x = 803,011,469,226,849/18,894,926
  6. Step 6: Final answer
    x = 42,498,788.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.