Home / 57,783,001.92-86,613,392.16-21,367,993.92

Finding the Fourth Proportional to 57,783,001.92, 86,613,392.16 and 21,367,993.92

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Solution

The fourth proportional to 57,783,001.92, 86,613,392.16 and 21,367,993.92 is: 32,029,392.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,783,001.92 : 86,613,392.16 = 21,367,993.92 : x
  2. Step 2: Convert to fraction form
    57,783,001.92/86,613,392.16 = 21,367,993.92/x
  3. Step 3: Cross multiply
    57,783,001.92x = 86,613,392.16 × 21,367,993.92
  4. Step 4: Simplify right side
    57,783,001.92x = 1,850,754,437,065,455.75
  5. Step 5: Solve for x
    x = 1,850,754,437,065,455.75/57,783,001.92
  6. Step 6: Final answer
    x = 32,029,392.31

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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.