Home / 7,159,524.31-9,880,169.14-3,896,378.16

Finding the Fourth Proportional to 7,159,524.31, 9,880,169.14 and 3,896,378.16

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Solution

The fourth proportional to 7,159,524.31, 9,880,169.14 and 3,896,378.16 is: 5,377,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,159,524.31 : 9,880,169.14 = 3,896,378.16 : x
  2. Step 2: Convert to fraction form
    7,159,524.31/9,880,169.14 = 3,896,378.16/x
  3. Step 3: Cross multiply
    7,159,524.31x = 9,880,169.14 × 3,896,378.16
  4. Step 4: Simplify right side
    7,159,524.31x = 38,496,875,202,539.93
  5. Step 5: Solve for x
    x = 38,496,875,202,539.93/7,159,524.31
  6. Step 6: Final answer
    x = 5,377,015.78

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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.