Home / 8,454,279.84-11,666,972.16-4,968,682.56

Finding the Fourth Proportional to 8,454,279.84, 11,666,972.16 and 4,968,682.56

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Solution

The fourth proportional to 8,454,279.84, 11,666,972.16 and 4,968,682.56 is: 6,856,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,454,279.84 : 11,666,972.16 = 4,968,682.56 : x
  2. Step 2: Convert to fraction form
    8,454,279.84/11,666,972.16 = 4,968,682.56/x
  3. Step 3: Cross multiply
    8,454,279.84x = 11,666,972.16 × 4,968,682.56
  4. Step 4: Simplify right side
    8,454,279.84x = 57,969,481,099,397.52
  5. Step 5: Solve for x
    x = 57,969,481,099,397.52/8,454,279.84
  6. Step 6: Final answer
    x = 6,856,820.71

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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.