Home / 36,888,216.30-55,365,785.55-18,705,060.90

Finding the Fourth Proportional to 36,888,216.30, 55,365,785.55 and 18,705,060.90

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Solution

The fourth proportional to 36,888,216.30, 55,365,785.55 and 18,705,060.90 is: 28,074,558.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,888,216.30 : 55,365,785.55 = 18,705,060.90 : x
  2. Step 2: Convert to fraction form
    36,888,216.30/55,365,785.55 = 18,705,060.90/x
  3. Step 3: Cross multiply
    36,888,216.30x = 55,365,785.55 × 18,705,060.90
  4. Step 4: Simplify right side
    36,888,216.30x = 1,035,620,390,489,089.88
  5. Step 5: Solve for x
    x = 1,035,620,390,489,089.88/36,888,216.30
  6. Step 6: Final answer
    x = 28,074,558.61

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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.