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Finding the Third Proportional to 9,662,322.38 and 20,442,880.13

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Solution

The third proportional to 9,662,322.38 and 20,442,880.13 is: 43,251,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662,322.38 : 20,442,880.13 = 20,442,880.13 : x
  2. Step 2: Convert to fraction form
    9,662,322.38/20,442,880.13 = 20,442,880.13/x
  3. Step 3: Cross multiply
    9,662,322.38x = 20,442,880.13 × 20,442,880.13
  4. Step 4: Simplify right side
    9,662,322.38x = 417,911,347,805,120
  5. Step 5: Solve for x
    x = 417,911,347,805,120/9,662,322.38
  6. Step 6: Final answer
    x = 43,251,646.09

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.