Home / 7,146,120.24-9,860,535.81-4,245,436.56

Finding the Fourth Proportional to 7,146,120.24, 9,860,535.81 and 4,245,436.56

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Solution

The fourth proportional to 7,146,120.24, 9,860,535.81 and 4,245,436.56 is: 5,858,042.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,120.24 : 9,860,535.81 = 4,245,436.56 : x
  2. Step 2: Convert to fraction form
    7,146,120.24/9,860,535.81 = 4,245,436.56/x
  3. Step 3: Cross multiply
    7,146,120.24x = 9,860,535.81 × 4,245,436.56
  4. Step 4: Simplify right side
    7,146,120.24x = 41,862,279,228,963.21
  5. Step 5: Solve for x
    x = 41,862,279,228,963.21/7,146,120.24
  6. Step 6: Final answer
    x = 5,858,042.94

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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.