Home / 66,508,243.67-91,780,509.33-37,140,092.30

Finding the Fourth Proportional to 66,508,243.67, 91,780,509.33 and 37,140,092.30

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Solution

The fourth proportional to 66,508,243.67, 91,780,509.33 and 37,140,092.30 is: 51,252,843.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,508,243.67 : 91,780,509.33 = 37,140,092.30 : x
  2. Step 2: Convert to fraction form
    66,508,243.67/91,780,509.33 = 37,140,092.30/x
  3. Step 3: Cross multiply
    66,508,243.67x = 91,780,509.33 × 37,140,092.30
  4. Step 4: Simplify right side
    66,508,243.67x = 3,408,736,588,086,662.50
  5. Step 5: Solve for x
    x = 3,408,736,588,086,662.50/66,508,243.67
  6. Step 6: Final answer
    x = 51,252,843.25

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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.