Home / 7,819,257.68-10,784,178.06-5,503,815.16

Finding the Fourth Proportional to 7,819,257.68, 10,784,178.06 and 5,503,815.16

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Solution

The fourth proportional to 7,819,257.68, 10,784,178.06 and 5,503,815.16 is: 7,590,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819,257.68 : 10,784,178.06 = 5,503,815.16 : x
  2. Step 2: Convert to fraction form
    7,819,257.68/10,784,178.06 = 5,503,815.16/x
  3. Step 3: Cross multiply
    7,819,257.68x = 10,784,178.06 × 5,503,815.16
  4. Step 4: Simplify right side
    7,819,257.68x = 59,354,122,694,767.39
  5. Step 5: Solve for x
    x = 59,354,122,694,767.39/7,819,257.68
  6. Step 6: Final answer
    x = 7,590,761.82

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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.