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Finding the Third Proportional to 4,395,942 and 9,372,528

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Solution

The third proportional to 4,395,942 and 9,372,528 is: 19,983,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,395,942 : 9,372,528 = 9,372,528 : x
  2. Step 2: Convert to fraction form
    4,395,942/9,372,528 = 9,372,528/x
  3. Step 3: Cross multiply
    4,395,942x = 9,372,528 × 9,372,528
  4. Step 4: Simplify right side
    4,395,942x = 87,844,281,110,784
  5. Step 5: Solve for x
    x = 87,844,281,110,784/4,395,942
  6. Step 6: Final answer
    x = 19,983,039.16

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.