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Finding the Third Proportional to 6,388,428 and 13,933,004

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Solution

The third proportional to 6,388,428 and 13,933,004 is: 30,387,538.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,388,428 : 13,933,004 = 13,933,004 : x
  2. Step 2: Convert to fraction form
    6,388,428/13,933,004 = 13,933,004/x
  3. Step 3: Cross multiply
    6,388,428x = 13,933,004 × 13,933,004
  4. Step 4: Simplify right side
    6,388,428x = 194,128,600,464,016
  5. Step 5: Solve for x
    x = 194,128,600,464,016/6,388,428
  6. Step 6: Final answer
    x = 30,387,538.29

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.