Home / 37,161,678.96-55,743,078.76-12,901,376.25

Finding the Fourth Proportional to 37,161,678.96, 55,743,078.76 and 12,901,376.25

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Solution

The fourth proportional to 37,161,678.96, 55,743,078.76 and 12,901,376.25 is: 19,352,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,161,678.96 : 55,743,078.76 = 12,901,376.25 : x
  2. Step 2: Convert to fraction form
    37,161,678.96/55,743,078.76 = 12,901,376.25/x
  3. Step 3: Cross multiply
    37,161,678.96x = 55,743,078.76 × 12,901,376.25
  4. Step 4: Simplify right side
    37,161,678.96x = 719,162,432,383,890
  5. Step 5: Solve for x
    x = 719,162,432,383,890/37,161,678.96
  6. Step 6: Final answer
    x = 19,352,258.90

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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.