Home / 6,178,607.80-9,267,911.70-3,911,126.20

Finding the Fourth Proportional to 6,178,607.80, 9,267,911.70 and 3,911,126.20

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Solution

The fourth proportional to 6,178,607.80, 9,267,911.70 and 3,911,126.20 is: 5,866,689.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178,607.80 : 9,267,911.70 = 3,911,126.20 : x
  2. Step 2: Convert to fraction form
    6,178,607.80/9,267,911.70 = 3,911,126.20/x
  3. Step 3: Cross multiply
    6,178,607.80x = 9,267,911.70 × 3,911,126.20
  4. Step 4: Simplify right side
    6,178,607.80x = 36,247,972,269,156.54
  5. Step 5: Solve for x
    x = 36,247,972,269,156.54/6,178,607.80
  6. Step 6: Final answer
    x = 5,866,689.30

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Similar ratio
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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.