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Finding the Third Proportional to 14,124,080 and 19,991,057

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Solution

The third proportional to 14,124,080 and 19,991,057 is: 28,295,107.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124,080 : 19,991,057 = 19,991,057 : x
  2. Step 2: Convert to fraction form
    14,124,080/19,991,057 = 19,991,057/x
  3. Step 3: Cross multiply
    14,124,080x = 19,991,057 × 19,991,057
  4. Step 4: Simplify right side
    14,124,080x = 399,642,359,977,249
  5. Step 5: Solve for x
    x = 399,642,359,977,249/14,124,080
  6. Step 6: Final answer
    x = 28,295,107.36

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.