Home / 40,089,276.32-55,323,201.32-21,754,561.82

Finding the Fourth Proportional to 40,089,276.32, 55,323,201.32 and 21,754,561.82

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Solution

The fourth proportional to 40,089,276.32, 55,323,201.32 and 21,754,561.82 is: 30,021,295.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,089,276.32 : 55,323,201.32 = 21,754,561.82 : x
  2. Step 2: Convert to fraction form
    40,089,276.32/55,323,201.32 = 21,754,561.82/x
  3. Step 3: Cross multiply
    40,089,276.32x = 55,323,201.32 × 21,754,561.82
  4. Step 4: Simplify right side
    40,089,276.32x = 1,203,532,003,196,245.75
  5. Step 5: Solve for x
    x = 1,203,532,003,196,245.75/40,089,276.32
  6. Step 6: Final answer
    x = 30,021,295.31

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.