Home / 57,615,571.68-86,335,006.74-39,147,996.66

Finding the Fourth Proportional to 57,615,571.68, 86,335,006.74 and 39,147,996.66

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Solution

The fourth proportional to 57,615,571.68, 86,335,006.74 and 39,147,996.66 is: 58,661,963.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,615,571.68 : 86,335,006.74 = 39,147,996.66 : x
  2. Step 2: Convert to fraction form
    57,615,571.68/86,335,006.74 = 39,147,996.66/x
  3. Step 3: Cross multiply
    57,615,571.68x = 86,335,006.74 × 39,147,996.66
  4. Step 4: Simplify right side
    57,615,571.68x = 3,379,842,555,498,597
  5. Step 5: Solve for x
    x = 3,379,842,555,498,597/57,615,571.68
  6. Step 6: Final answer
    x = 58,661,963.37

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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.