Home / 5,470,700.78-8,198,715.60-4,257,741.82

Finding the Fourth Proportional to 5,470,700.78, 8,198,715.60 and 4,257,741.82

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Solution

The fourth proportional to 5,470,700.78, 8,198,715.60 and 4,257,741.82 is: 6,380,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,700.78 : 8,198,715.60 = 4,257,741.82 : x
  2. Step 2: Convert to fraction form
    5,470,700.78/8,198,715.60 = 4,257,741.82/x
  3. Step 3: Cross multiply
    5,470,700.78x = 8,198,715.60 × 4,257,741.82
  4. Step 4: Simplify right side
    5,470,700.78x = 34,908,014,280,406.39
  5. Step 5: Solve for x
    x = 34,908,014,280,406.39/5,470,700.78
  6. Step 6: Final answer
    x = 6,380,903.60

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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.