Home / 40,543,175.70-55,950,485.91-23,139,171.84

Finding the Fourth Proportional to 40,543,175.70, 55,950,485.91 and 23,139,171.84

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Solution

The fourth proportional to 40,543,175.70, 55,950,485.91 and 23,139,171.84 is: 31,932,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,543,175.70 : 55,950,485.91 = 23,139,171.84 : x
  2. Step 2: Convert to fraction form
    40,543,175.70/55,950,485.91 = 23,139,171.84/x
  3. Step 3: Cross multiply
    40,543,175.70x = 55,950,485.91 × 23,139,171.84
  4. Step 4: Simplify right side
    40,543,175.70x = 1,294,647,908,002,988.75
  5. Step 5: Solve for x
    x = 1,294,647,908,002,988.75/40,543,175.70
  6. Step 6: Final answer
    x = 31,932,572.76

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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.