Home / 39,342,794.82-54,293,410.13-21,702,372.63

Finding the Fourth Proportional to 39,342,794.82, 54,293,410.13 and 21,702,372.63

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Solution

The fourth proportional to 39,342,794.82, 54,293,410.13 and 21,702,372.63 is: 29,949,469.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,342,794.82 : 54,293,410.13 = 21,702,372.63 : x
  2. Step 2: Convert to fraction form
    39,342,794.82/54,293,410.13 = 21,702,372.63/x
  3. Step 3: Cross multiply
    39,342,794.82x = 54,293,410.13 × 21,702,372.63
  4. Step 4: Simplify right side
    39,342,794.82x = 1,178,295,817,886,164.75
  5. Step 5: Solve for x
    x = 1,178,295,817,886,164.75/39,342,794.82
  6. Step 6: Final answer
    x = 29,949,469.10

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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.