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Finding the Third Proportional to 8,984,185 and 19,542,490

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Solution

The third proportional to 8,984,185 and 19,542,490 is: 42,509,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984,185 : 19,542,490 = 19,542,490 : x
  2. Step 2: Convert to fraction form
    8,984,185/19,542,490 = 19,542,490/x
  3. Step 3: Cross multiply
    8,984,185x = 19,542,490 × 19,542,490
  4. Step 4: Simplify right side
    8,984,185x = 381,908,915,400,100
  5. Step 5: Solve for x
    x = 381,908,915,400,100/8,984,185
  6. Step 6: Final answer
    x = 42,509,021.73

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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.