Home / 7,171,446.80-9,896,596.44-3,952,182.80

Finding the Fourth Proportional to 7,171,446.80, 9,896,596.44 and 3,952,182.80

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Solution

The fourth proportional to 7,171,446.80, 9,896,596.44 and 3,952,182.80 is: 5,454,012.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,171,446.80 : 9,896,596.44 = 3,952,182.80 : x
  2. Step 2: Convert to fraction form
    7,171,446.80/9,896,596.44 = 3,952,182.80/x
  3. Step 3: Cross multiply
    7,171,446.80x = 9,896,596.44 × 3,952,182.80
  4. Step 4: Simplify right side
    7,171,446.80x = 39,113,158,228,709.23
  5. Step 5: Solve for x
    x = 39,113,158,228,709.23/7,171,446.80
  6. Step 6: Final answer
    x = 5,454,012.18

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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.