Home / 40,164,995.15-55,428,862.48-22,760,761.67

Finding the Fourth Proportional to 40,164,995.15, 55,428,862.48 and 22,760,761.67

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Solution

The fourth proportional to 40,164,995.15, 55,428,862.48 and 22,760,761.67 is: 31,410,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,164,995.15 : 55,428,862.48 = 22,760,761.67 : x
  2. Step 2: Convert to fraction form
    40,164,995.15/55,428,862.48 = 22,760,761.67/x
  3. Step 3: Cross multiply
    40,164,995.15x = 55,428,862.48 × 22,760,761.67
  4. Step 4: Simplify right side
    40,164,995.15x = 1,261,603,128,420,297
  5. Step 5: Solve for x
    x = 1,261,603,128,420,297/40,164,995.15
  6. Step 6: Final answer
    x = 31,410,513.65

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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.