Home / 5,470,700.94-8,198,716.05-4,257,742.14

Finding the Fourth Proportional to 5,470,700.94, 8,198,716.05 and 4,257,742.14

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Solution

The fourth proportional to 5,470,700.94, 8,198,716.05 and 4,257,742.14 is: 6,380,904.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,700.94 : 8,198,716.05 = 4,257,742.14 : x
  2. Step 2: Convert to fraction form
    5,470,700.94/8,198,716.05 = 4,257,742.14/x
  3. Step 3: Cross multiply
    5,470,700.94x = 8,198,716.05 × 4,257,742.14
  4. Step 4: Simplify right side
    5,470,700.94x = 34,908,018,819,979.34
  5. Step 5: Solve for x
    x = 34,908,018,819,979.34/5,470,700.94
  6. Step 6: Final answer
    x = 6,380,904.24

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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.