Home / 40,164,995.02-55,428,862.31-22,760,761.54

Finding the Fourth Proportional to 40,164,995.02, 55,428,862.31 and 22,760,761.54

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Solution

The fourth proportional to 40,164,995.02, 55,428,862.31 and 22,760,761.54 is: 31,410,513.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,164,995.02 : 55,428,862.31 = 22,760,761.54 : x
  2. Step 2: Convert to fraction form
    40,164,995.02/55,428,862.31 = 22,760,761.54/x
  3. Step 3: Cross multiply
    40,164,995.02x = 55,428,862.31 × 22,760,761.54
  4. Step 4: Simplify right side
    40,164,995.02x = 1,261,603,117,471,403.50
  5. Step 5: Solve for x
    x = 1,261,603,117,471,403.50/40,164,995.02
  6. Step 6: Final answer
    x = 31,410,513.48

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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.