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Finding the Third Proportional to 9,824,257.50 and 21,141,507

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Solution

The third proportional to 9,824,257.50 and 21,141,507 is: 45,495,887.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824,257.50 : 21,141,507 = 21,141,507 : x
  2. Step 2: Convert to fraction form
    9,824,257.50/21,141,507 = 21,141,507/x
  3. Step 3: Cross multiply
    9,824,257.50x = 21,141,507 × 21,141,507
  4. Step 4: Simplify right side
    9,824,257.50x = 446,963,318,231,049
  5. Step 5: Solve for x
    x = 446,963,318,231,049/9,824,257.50
  6. Step 6: Final answer
    x = 45,495,887.93

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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.