Home / 6,081,904.59-8,348,321.07-5,378,157.15

Finding the Fourth Proportional to 6,081,904.59, 8,348,321.07 and 5,378,157.15

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Solution

The fourth proportional to 6,081,904.59, 8,348,321.07 and 5,378,157.15 is: 7,382,322.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,081,904.59 : 8,348,321.07 = 5,378,157.15 : x
  2. Step 2: Convert to fraction form
    6,081,904.59/8,348,321.07 = 5,378,157.15/x
  3. Step 3: Cross multiply
    6,081,904.59x = 8,348,321.07 × 5,378,157.15
  4. Step 4: Simplify right side
    6,081,904.59x = 44,898,582,653,116.16
  5. Step 5: Solve for x
    x = 44,898,582,653,116.16/6,081,904.59
  6. Step 6: Final answer
    x = 7,382,322.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.