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Finding the Third Proportional to 9,133,905.50 and 19,645,621

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Solution

The third proportional to 9,133,905.50 and 19,645,621 is: 42,254,698.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133,905.50 : 19,645,621 = 19,645,621 : x
  2. Step 2: Convert to fraction form
    9,133,905.50/19,645,621 = 19,645,621/x
  3. Step 3: Cross multiply
    9,133,905.50x = 19,645,621 × 19,645,621
  4. Step 4: Simplify right side
    9,133,905.50x = 385,950,424,475,641
  5. Step 5: Solve for x
    x = 385,950,424,475,641/9,133,905.50
  6. Step 6: Final answer
    x = 42,254,698.66

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.