Home / 26,942,640.90-40,413,961.35-15,577,239.30

Finding the Fourth Proportional to 26,942,640.90, 40,413,961.35 and 15,577,239.30

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Solution

The fourth proportional to 26,942,640.90, 40,413,961.35 and 15,577,239.30 is: 23,365,858.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942,640.90 : 40,413,961.35 = 15,577,239.30 : x
  2. Step 2: Convert to fraction form
    26,942,640.90/40,413,961.35 = 15,577,239.30/x
  3. Step 3: Cross multiply
    26,942,640.90x = 40,413,961.35 × 15,577,239.30
  4. Step 4: Simplify right side
    26,942,640.90x = 629,537,947,009,901.12
  5. Step 5: Solve for x
    x = 629,537,947,009,901.12/26,942,640.90
  6. Step 6: Final answer
    x = 23,365,858.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.