Home / 37,239,257.55-55,863,767.09-12,303,383.86

Finding the Fourth Proportional to 37,239,257.55, 55,863,767.09 and 12,303,383.86

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Solution

The fourth proportional to 37,239,257.55, 55,863,767.09 and 12,303,383.86 is: 18,456,688.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,239,257.55 : 55,863,767.09 = 12,303,383.86 : x
  2. Step 2: Convert to fraction form
    37,239,257.55/55,863,767.09 = 12,303,383.86/x
  3. Step 3: Cross multiply
    37,239,257.55x = 55,863,767.09 × 12,303,383.86
  4. Step 4: Simplify right side
    37,239,257.55x = 687,313,370,287,470.12
  5. Step 5: Solve for x
    x = 687,313,370,287,470.12/37,239,257.55
  6. Step 6: Final answer
    x = 18,456,688.33

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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.