Home / 52,115,037.38-78,184,565.37-18,036,383.21

Finding the Fourth Proportional to 52,115,037.38, 78,184,565.37 and 18,036,383.21

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Solution

The fourth proportional to 52,115,037.38, 78,184,565.37 and 18,036,383.21 is: 27,058,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,115,037.38 : 78,184,565.37 = 18,036,383.21 : x
  2. Step 2: Convert to fraction form
    52,115,037.38/78,184,565.37 = 18,036,383.21/x
  3. Step 3: Cross multiply
    52,115,037.38x = 78,184,565.37 × 18,036,383.21
  4. Step 4: Simplify right side
    52,115,037.38x = 1,410,166,782,120,615.50
  5. Step 5: Solve for x
    x = 1,410,166,782,120,615.50/52,115,037.38
  6. Step 6: Final answer
    x = 27,058,731.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.