Home / 54,806,858.36-75,614,842.29-31,268,485.56

Finding the Fourth Proportional to 54,806,858.36, 75,614,842.29 and 31,268,485.56

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Solution

The fourth proportional to 54,806,858.36, 75,614,842.29 and 31,268,485.56 is: 43,139,885.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,806,858.36 : 75,614,842.29 = 31,268,485.56 : x
  2. Step 2: Convert to fraction form
    54,806,858.36/75,614,842.29 = 31,268,485.56/x
  3. Step 3: Cross multiply
    54,806,858.36x = 75,614,842.29 × 31,268,485.56
  4. Step 4: Simplify right side
    54,806,858.36x = 2,364,361,604,266,542.50
  5. Step 5: Solve for x
    x = 2,364,361,604,266,542.50/54,806,858.36
  6. Step 6: Final answer
    x = 43,139,885.68

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Why These Related Problems?

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