Home / 5,745,145.15-7,928,298.36-3,166,868.98

Finding the Fourth Proportional to 5,745,145.15, 7,928,298.36 and 3,166,868.98

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Solution

The fourth proportional to 5,745,145.15, 7,928,298.36 and 3,166,868.98 is: 4,370,278.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745,145.15 : 7,928,298.36 = 3,166,868.98 : x
  2. Step 2: Convert to fraction form
    5,745,145.15/7,928,298.36 = 3,166,868.98/x
  3. Step 3: Cross multiply
    5,745,145.15x = 7,928,298.36 × 3,166,868.98
  4. Step 4: Simplify right side
    5,745,145.15x = 25,107,882,150,379.25
  5. Step 5: Solve for x
    x = 25,107,882,150,379.25/5,745,145.15
  6. Step 6: Final answer
    x = 4,370,278.12

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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.