Home / 10,011,118.56-13,815,163.44-5,660,129.76

Finding the Fourth Proportional to 10,011,118.56, 13,815,163.44 and 5,660,129.76

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Solution

The fourth proportional to 10,011,118.56, 13,815,163.44 and 5,660,129.76 is: 7,810,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,011,118.56 : 13,815,163.44 = 5,660,129.76 : x
  2. Step 2: Convert to fraction form
    10,011,118.56/13,815,163.44 = 5,660,129.76/x
  3. Step 3: Cross multiply
    10,011,118.56x = 13,815,163.44 × 5,660,129.76
  4. Step 4: Simplify right side
    10,011,118.56x = 78,195,617,726,007.97
  5. Step 5: Solve for x
    x = 78,195,617,726,007.97/10,011,118.56
  6. Step 6: Final answer
    x = 7,810,877.20

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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.