Home / 20,884,289.94-31,327,944.75-8,741,541.06

Finding the Fourth Proportional to 20,884,289.94, 31,327,944.75 and 8,741,541.06

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Solution

The fourth proportional to 20,884,289.94, 31,327,944.75 and 8,741,541.06 is: 13,112,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,884,289.94 : 31,327,944.75 = 8,741,541.06 : x
  2. Step 2: Convert to fraction form
    20,884,289.94/31,327,944.75 = 8,741,541.06/x
  3. Step 3: Cross multiply
    20,884,289.94x = 31,327,944.75 × 8,741,541.06
  4. Step 4: Simplify right side
    20,884,289.94x = 273,854,515,357,536.44
  5. Step 5: Solve for x
    x = 273,854,515,357,536.44/20,884,289.94
  6. Step 6: Final answer
    x = 13,112,943.56

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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.