Home / 37,065,887.52-55,550,409.48-20,670,517.68

Finding the Fourth Proportional to 37,065,887.52, 55,550,409.48 and 20,670,517.68

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Solution

The fourth proportional to 37,065,887.52, 55,550,409.48 and 20,670,517.68 is: 30,978,773.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,065,887.52 : 55,550,409.48 = 20,670,517.68 : x
  2. Step 2: Convert to fraction form
    37,065,887.52/55,550,409.48 = 20,670,517.68/x
  3. Step 3: Cross multiply
    37,065,887.52x = 55,550,409.48 × 20,670,517.68
  4. Step 4: Simplify right side
    37,065,887.52x = 1,148,255,721,287,579.50
  5. Step 5: Solve for x
    x = 1,148,255,721,287,579.50/37,065,887.52
  6. Step 6: Final answer
    x = 30,978,773.16

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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.