Home / 9,479,393.50-13,081,899.60-5,350,429.84

Finding the Fourth Proportional to 9,479,393.50, 13,081,899.60 and 5,350,429.84

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Solution

The fourth proportional to 9,479,393.50, 13,081,899.60 and 5,350,429.84 is: 7,383,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,479,393.50 : 13,081,899.60 = 5,350,429.84 : x
  2. Step 2: Convert to fraction form
    9,479,393.50/13,081,899.60 = 5,350,429.84/x
  3. Step 3: Cross multiply
    9,479,393.50x = 13,081,899.60 × 5,350,429.84
  4. Step 4: Simplify right side
    9,479,393.50x = 69,993,785,983,724.06
  5. Step 5: Solve for x
    x = 69,993,785,983,724.06/9,479,393.50
  6. Step 6: Final answer
    x = 7,383,783.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.