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Finding the Third Proportional to 14,022,513 and 20,977,731

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Solution

The third proportional to 14,022,513 and 20,977,731 is: 31,382,762.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022,513 : 20,977,731 = 20,977,731 : x
  2. Step 2: Convert to fraction form
    14,022,513/20,977,731 = 20,977,731/x
  3. Step 3: Cross multiply
    14,022,513x = 20,977,731 × 20,977,731
  4. Step 4: Simplify right side
    14,022,513x = 440,065,197,908,361
  5. Step 5: Solve for x
    x = 440,065,197,908,361/14,022,513
  6. Step 6: Final answer
    x = 31,382,762.70

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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.