Home / 12,257,390.16-18,373,313.16-6,858,124.56

Finding the Fourth Proportional to 12,257,390.16, 18,373,313.16 and 6,858,124.56

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Solution

The fourth proportional to 12,257,390.16, 18,373,313.16 and 6,858,124.56 is: 10,280,040.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257,390.16 : 18,373,313.16 = 6,858,124.56 : x
  2. Step 2: Convert to fraction form
    12,257,390.16/18,373,313.16 = 6,858,124.56/x
  3. Step 3: Cross multiply
    12,257,390.16x = 18,373,313.16 × 6,858,124.56
  4. Step 4: Simplify right side
    12,257,390.16x = 126,006,470,231,167.20
  5. Step 5: Solve for x
    x = 126,006,470,231,167.20/12,257,390.16
  6. Step 6: Final answer
    x = 10,280,040.74

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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.