Home / 66,372,499.54-91,593,722.19-38,500,846.66

Finding the Fourth Proportional to 66,372,499.54, 91,593,722.19 and 38,500,846.66

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Solution

The fourth proportional to 66,372,499.54, 91,593,722.19 and 38,500,846.66 is: 53,130,978.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,372,499.54 : 91,593,722.19 = 38,500,846.66 : x
  2. Step 2: Convert to fraction form
    66,372,499.54/91,593,722.19 = 38,500,846.66/x
  3. Step 3: Cross multiply
    66,372,499.54x = 91,593,722.19 × 38,500,846.66
  4. Step 4: Simplify right side
    66,372,499.54x = 3,526,435,853,055,829
  5. Step 5: Solve for x
    x = 3,526,435,853,055,829/66,372,499.54
  6. Step 6: Final answer
    x = 53,130,978.61

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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.