Home / 56,714,373.40-85,089,405.84-20,297,936.56

Finding the Fourth Proportional to 56,714,373.40, 85,089,405.84 and 20,297,936.56

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Solution

The fourth proportional to 56,714,373.40, 85,089,405.84 and 20,297,936.56 is: 30,453,291.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,714,373.40 : 85,089,405.84 = 20,297,936.56 : x
  2. Step 2: Convert to fraction form
    56,714,373.40/85,089,405.84 = 20,297,936.56/x
  3. Step 3: Cross multiply
    56,714,373.40x = 85,089,405.84 × 20,297,936.56
  4. Step 4: Simplify right side
    56,714,373.40x = 1,727,139,361,668,413.50
  5. Step 5: Solve for x
    x = 1,727,139,361,668,413.50/56,714,373.40
  6. Step 6: Final answer
    x = 30,453,291.79

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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.