Home / 46,940,992.64-70,438,939.68-19,645,003.52

Finding the Fourth Proportional to 46,940,992.64, 70,438,939.68 and 19,645,003.52

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Solution

The fourth proportional to 46,940,992.64, 70,438,939.68 and 19,645,003.52 is: 29,478,993.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,940,992.64 : 70,438,939.68 = 19,645,003.52 : x
  2. Step 2: Convert to fraction form
    46,940,992.64/70,438,939.68 = 19,645,003.52/x
  3. Step 3: Cross multiply
    46,940,992.64x = 70,438,939.68 × 19,645,003.52
  4. Step 4: Simplify right side
    46,940,992.64x = 1,383,773,217,958,667.75
  5. Step 5: Solve for x
    x = 1,383,773,217,958,667.75/46,940,992.64
  6. Step 6: Final answer
    x = 29,478,993.52

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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.