Home / 6,390,382.74-9,585,658.85-2,130,552.34

Finding the Fourth Proportional to 6,390,382.74, 9,585,658.85 and 2,130,552.34

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Solution

The fourth proportional to 6,390,382.74, 9,585,658.85 and 2,130,552.34 is: 3,195,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,382.74 : 9,585,658.85 = 2,130,552.34 : x
  2. Step 2: Convert to fraction form
    6,390,382.74/9,585,658.85 = 2,130,552.34/x
  3. Step 3: Cross multiply
    6,390,382.74x = 9,585,658.85 × 2,130,552.34
  4. Step 4: Simplify right side
    6,390,382.74x = 20,422,747,858,692.30
  5. Step 5: Solve for x
    x = 20,422,747,858,692.30/6,390,382.74
  6. Step 6: Final answer
    x = 3,195,856.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.