Home / 18,238,308.20-25,165,537.90-10,397,486.73

Finding the Fourth Proportional to 18,238,308.20, 25,165,537.90 and 10,397,486.73

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Solution

The fourth proportional to 18,238,308.20, 25,165,537.90 and 10,397,486.73 is: 14,346,634.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,238,308.20 : 25,165,537.90 = 10,397,486.73 : x
  2. Step 2: Convert to fraction form
    18,238,308.20/25,165,537.90 = 10,397,486.73/x
  3. Step 3: Cross multiply
    18,238,308.20x = 25,165,537.90 × 10,397,486.73
  4. Step 4: Simplify right side
    18,238,308.20x = 261,658,346,495,425
  5. Step 5: Solve for x
    x = 261,658,346,495,425/18,238,308.20
  6. Step 6: Final answer
    x = 14,346,634.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.