Home / 10,972,863.54-15,142,795.56-6,263,163.90

Finding the Fourth Proportional to 10,972,863.54, 15,142,795.56 and 6,263,163.90

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Solution

The fourth proportional to 10,972,863.54, 15,142,795.56 and 6,263,163.90 is: 8,643,305.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972,863.54 : 15,142,795.56 = 6,263,163.90 : x
  2. Step 2: Convert to fraction form
    10,972,863.54/15,142,795.56 = 6,263,163.90/x
  3. Step 3: Cross multiply
    10,972,863.54x = 15,142,795.56 × 6,263,163.90
  4. Step 4: Simplify right side
    10,972,863.54x = 94,841,810,496,472.30
  5. Step 5: Solve for x
    x = 94,841,810,496,472.30/10,972,863.54
  6. Step 6: Final answer
    x = 8,643,305.38

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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.