Home / 40,543,174.19-55,950,483.83-23,139,170.34

Finding the Fourth Proportional to 40,543,174.19, 55,950,483.83 and 23,139,170.34

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Solution

The fourth proportional to 40,543,174.19, 55,950,483.83 and 23,139,170.34 is: 31,932,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,543,174.19 : 55,950,483.83 = 23,139,170.34 : x
  2. Step 2: Convert to fraction form
    40,543,174.19/55,950,483.83 = 23,139,170.34/x
  3. Step 3: Cross multiply
    40,543,174.19x = 55,950,483.83 × 23,139,170.34
  4. Step 4: Simplify right side
    40,543,174.19x = 1,294,647,775,832,089.75
  5. Step 5: Solve for x
    x = 1,294,647,775,832,089.75/40,543,174.19
  6. Step 6: Final answer
    x = 31,932,570.69

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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.