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Finding the Third Proportional to 8,896,730 and 19,424,477

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Solution

The third proportional to 8,896,730 and 19,424,477 is: 42,409,998.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896,730 : 19,424,477 = 19,424,477 : x
  2. Step 2: Convert to fraction form
    8,896,730/19,424,477 = 19,424,477/x
  3. Step 3: Cross multiply
    8,896,730x = 19,424,477 × 19,424,477
  4. Step 4: Simplify right side
    8,896,730x = 377,310,306,723,529
  5. Step 5: Solve for x
    x = 377,310,306,723,529/8,896,730
  6. Step 6: Final answer
    x = 42,409,998.59

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.