Home / 7,839,690.28-10,818,719.94-4,940,953

Finding the Fourth Proportional to 7,839,690.28, 10,818,719.94 and 4,940,953

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Solution

The fourth proportional to 7,839,690.28, 10,818,719.94 and 4,940,953 is: 6,818,481.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839,690.28 : 10,818,719.94 = 4,940,953 : x
  2. Step 2: Convert to fraction form
    7,839,690.28/10,818,719.94 = 4,940,953/x
  3. Step 3: Cross multiply
    7,839,690.28x = 10,818,719.94 × 4,940,953
  4. Step 4: Simplify right side
    7,839,690.28x = 53,454,786,743,702.82
  5. Step 5: Solve for x
    x = 53,454,786,743,702.82/7,839,690.28
  6. Step 6: Final answer
    x = 6,818,481.96

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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.