Home / 8,524,819.40-12,785,688.62-2,458,059.54

Finding the Fourth Proportional to 8,524,819.40, 12,785,688.62 and 2,458,059.54

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Solution

The fourth proportional to 8,524,819.40, 12,785,688.62 and 2,458,059.54 is: 3,686,645.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,524,819.40 : 12,785,688.62 = 2,458,059.54 : x
  2. Step 2: Convert to fraction form
    8,524,819.40/12,785,688.62 = 2,458,059.54/x
  3. Step 3: Cross multiply
    8,524,819.40x = 12,785,688.62 × 2,458,059.54
  4. Step 4: Simplify right side
    8,524,819.40x = 31,427,983,887,860.43
  5. Step 5: Solve for x
    x = 31,427,983,887,860.43/8,524,819.40
  6. Step 6: Final answer
    x = 3,686,645.13

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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.