Home / 37,261,980.96-55,840,637.75-31,768,665.86

Finding the Fourth Proportional to 37,261,980.96, 55,840,637.75 and 31,768,665.86

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Solution

The fourth proportional to 37,261,980.96, 55,840,637.75 and 31,768,665.86 is: 47,608,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,261,980.96 : 55,840,637.75 = 31,768,665.86 : x
  2. Step 2: Convert to fraction form
    37,261,980.96/55,840,637.75 = 31,768,665.86/x
  3. Step 3: Cross multiply
    37,261,980.96x = 55,840,637.75 × 31,768,665.86
  4. Step 4: Simplify right side
    37,261,980.96x = 1,773,982,561,651,005.75
  5. Step 5: Solve for x
    x = 1,773,982,561,651,005.75/37,261,980.96
  6. Step 6: Final answer
    x = 47,608,380.34

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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.