Home / 40,089,275.32-55,323,199.94-21,754,560.82

Finding the Fourth Proportional to 40,089,275.32, 55,323,199.94 and 21,754,560.82

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Solution

The fourth proportional to 40,089,275.32, 55,323,199.94 and 21,754,560.82 is: 30,021,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,089,275.32 : 55,323,199.94 = 21,754,560.82 : x
  2. Step 2: Convert to fraction form
    40,089,275.32/55,323,199.94 = 21,754,560.82/x
  3. Step 3: Cross multiply
    40,089,275.32x = 55,323,199.94 × 21,754,560.82
  4. Step 4: Simplify right side
    40,089,275.32x = 1,203,531,917,575,134.25
  5. Step 5: Solve for x
    x = 1,203,531,917,575,134.25/40,089,275.32
  6. Step 6: Final answer
    x = 30,021,293.93

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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.