Home / 7,146,342.74-9,862,015.26-3,883,157.44

Finding the Fourth Proportional to 7,146,342.74, 9,862,015.26 and 3,883,157.44

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Solution

The fourth proportional to 7,146,342.74, 9,862,015.26 and 3,883,157.44 is: 5,358,791.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,342.74 : 9,862,015.26 = 3,883,157.44 : x
  2. Step 2: Convert to fraction form
    7,146,342.74/9,862,015.26 = 3,883,157.44/x
  3. Step 3: Cross multiply
    7,146,342.74x = 9,862,015.26 × 3,883,157.44
  4. Step 4: Simplify right side
    7,146,342.74x = 38,295,757,930,262.53
  5. Step 5: Solve for x
    x = 38,295,757,930,262.53/7,146,342.74
  6. Step 6: Final answer
    x = 5,358,791.11

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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.