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Finding the Third Proportional to 19,679,749.50 and 42,704,671

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Solution

The third proportional to 19,679,749.50 and 42,704,671 is: 92,668,299.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,679,749.50 : 42,704,671 = 42,704,671 : x
  2. Step 2: Convert to fraction form
    19,679,749.50/42,704,671 = 42,704,671/x
  3. Step 3: Cross multiply
    19,679,749.50x = 42,704,671 × 42,704,671
  4. Step 4: Simplify right side
    19,679,749.50x = 1,823,688,925,218,241
  5. Step 5: Solve for x
    x = 1,823,688,925,218,241/19,679,749.50
  6. Step 6: Final answer
    x = 92,668,299.73

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.