Home / 7,149,016.55-9,870,393.77-5,492,213.01

Finding the Fourth Proportional to 7,149,016.55, 9,870,393.77 and 5,492,213.01

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Solution

The fourth proportional to 7,149,016.55, 9,870,393.77 and 5,492,213.01 is: 7,582,903.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,149,016.55 : 9,870,393.77 = 5,492,213.01 : x
  2. Step 2: Convert to fraction form
    7,149,016.55/9,870,393.77 = 5,492,213.01/x
  3. Step 3: Cross multiply
    7,149,016.55x = 9,870,393.77 × 5,492,213.01
  4. Step 4: Simplify right side
    7,149,016.55x = 54,210,305,049,955.88
  5. Step 5: Solve for x
    x = 54,210,305,049,955.88/7,149,016.55
  6. Step 6: Final answer
    x = 7,582,903.85

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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.