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Finding the Third Proportional to 9,318,725 and 19,932,826

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Solution

The third proportional to 9,318,725 and 19,932,826 is: 42,636,471.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,725 : 19,932,826 = 19,932,826 : x
  2. Step 2: Convert to fraction form
    9,318,725/19,932,826 = 19,932,826/x
  3. Step 3: Cross multiply
    9,318,725x = 19,932,826 × 19,932,826
  4. Step 4: Simplify right side
    9,318,725x = 397,317,552,346,276
  5. Step 5: Solve for x
    x = 397,317,552,346,276/9,318,725
  6. Step 6: Final answer
    x = 42,636,471.44

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.