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Finding the Third Proportional to 16,619,421 and 25,529,465

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Solution

The third proportional to 16,619,421 and 25,529,465 is: 39,216,383.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619,421 : 25,529,465 = 25,529,465 : x
  2. Step 2: Convert to fraction form
    16,619,421/25,529,465 = 25,529,465/x
  3. Step 3: Cross multiply
    16,619,421x = 25,529,465 × 25,529,465
  4. Step 4: Simplify right side
    16,619,421x = 651,753,583,186,225
  5. Step 5: Solve for x
    x = 651,753,583,186,225/16,619,421
  6. Step 6: Final answer
    x = 39,216,383.24

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.