Home / 54,128,087.48-81,188,048.27-17,238,486.69

Finding the Fourth Proportional to 54,128,087.48, 81,188,048.27 and 17,238,486.69

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Solution

The fourth proportional to 54,128,087.48, 81,188,048.27 and 17,238,486.69 is: 25,856,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,087.48 : 81,188,048.27 = 17,238,486.69 : x
  2. Step 2: Convert to fraction form
    54,128,087.48/81,188,048.27 = 17,238,486.69/x
  3. Step 3: Cross multiply
    54,128,087.48x = 81,188,048.27 × 17,238,486.69
  4. Step 4: Simplify right side
    54,128,087.48x = 1,399,559,089,403,280.25
  5. Step 5: Solve for x
    x = 1,399,559,089,403,280.25/54,128,087.48
  6. Step 6: Final answer
    x = 25,856,429.71

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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.