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Finding the Third Proportional to 13,919,149 and 21,294,739.50

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Solution

The third proportional to 13,919,149 and 21,294,739.50 is: 32,578,567.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,919,149 : 21,294,739.50 = 21,294,739.50 : x
  2. Step 2: Convert to fraction form
    13,919,149/21,294,739.50 = 21,294,739.50/x
  3. Step 3: Cross multiply
    13,919,149x = 21,294,739.50 × 21,294,739.50
  4. Step 4: Simplify right side
    13,919,149x = 453,465,930,372,860.25
  5. Step 5: Solve for x
    x = 453,465,930,372,860.25/13,919,149
  6. Step 6: Final answer
    x = 32,578,567.15

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.