Home / 6,190,219.20-9,285,328.80-5,560,363.20

Finding the Fourth Proportional to 6,190,219.20, 9,285,328.80 and 5,560,363.20

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Solution

The fourth proportional to 6,190,219.20, 9,285,328.80 and 5,560,363.20 is: 8,340,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190,219.20 : 9,285,328.80 = 5,560,363.20 : x
  2. Step 2: Convert to fraction form
    6,190,219.20/9,285,328.80 = 5,560,363.20/x
  3. Step 3: Cross multiply
    6,190,219.20x = 9,285,328.80 × 5,560,363.20
  4. Step 4: Simplify right side
    6,190,219.20x = 51,629,800,559,420.16
  5. Step 5: Solve for x
    x = 51,629,800,559,420.16/6,190,219.20
  6. Step 6: Final answer
    x = 8,340,544.80

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Similar ratio
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1.5x scale

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.