Home / 9,102,079.80-13,653,119.70-5,505,995.70

Finding the Fourth Proportional to 9,102,079.80, 13,653,119.70 and 5,505,995.70

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Solution

The fourth proportional to 9,102,079.80, 13,653,119.70 and 5,505,995.70 is: 8,258,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102,079.80 : 13,653,119.70 = 5,505,995.70 : x
  2. Step 2: Convert to fraction form
    9,102,079.80/13,653,119.70 = 5,505,995.70/x
  3. Step 3: Cross multiply
    9,102,079.80x = 13,653,119.70 × 5,505,995.70
  4. Step 4: Simplify right side
    9,102,079.80x = 75,174,018,359,785.28
  5. Step 5: Solve for x
    x = 75,174,018,359,785.28/9,102,079.80
  6. Step 6: Final answer
    x = 8,258,993.55

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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.