Home / 6,078,409.80-9,117,614.70-5,490,544.20

Finding the Fourth Proportional to 6,078,409.80, 9,117,614.70 and 5,490,544.20

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Solution

The fourth proportional to 6,078,409.80, 9,117,614.70 and 5,490,544.20 is: 8,235,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,078,409.80 : 9,117,614.70 = 5,490,544.20 : x
  2. Step 2: Convert to fraction form
    6,078,409.80/9,117,614.70 = 5,490,544.20/x
  3. Step 3: Cross multiply
    6,078,409.80x = 9,117,614.70 × 5,490,544.20
  4. Step 4: Simplify right side
    6,078,409.80x = 50,060,666,508,919.73
  5. Step 5: Solve for x
    x = 50,060,666,508,919.73/6,078,409.80
  6. Step 6: Final answer
    x = 8,235,816.30

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Double scale
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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.