Home / 6,686,819.71-9,228,785.96-3,746,835.61

Finding the Fourth Proportional to 6,686,819.71, 9,228,785.96 and 3,746,835.61

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Solution

The fourth proportional to 6,686,819.71, 9,228,785.96 and 3,746,835.61 is: 5,171,179.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,686,819.71 : 9,228,785.96 = 3,746,835.61 : x
  2. Step 2: Convert to fraction form
    6,686,819.71/9,228,785.96 = 3,746,835.61/x
  3. Step 3: Cross multiply
    6,686,819.71x = 9,228,785.96 × 3,746,835.61
  4. Step 4: Simplify right side
    6,686,819.71x = 34,578,743,807,117.93
  5. Step 5: Solve for x
    x = 34,578,743,807,117.93/6,686,819.71
  6. Step 6: Final answer
    x = 5,171,179.32

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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.