Home / 7,918,922.16-10,928,112.84-4,297,250.16

Finding the Fourth Proportional to 7,918,922.16, 10,928,112.84 and 4,297,250.16

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Solution

The fourth proportional to 7,918,922.16, 10,928,112.84 and 4,297,250.16 is: 5,930,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,918,922.16 : 10,928,112.84 = 4,297,250.16 : x
  2. Step 2: Convert to fraction form
    7,918,922.16/10,928,112.84 = 4,297,250.16/x
  3. Step 3: Cross multiply
    7,918,922.16x = 10,928,112.84 × 4,297,250.16
  4. Step 4: Simplify right side
    7,918,922.16x = 46,960,834,650,188.05
  5. Step 5: Solve for x
    x = 46,960,834,650,188.05/7,918,922.16
  6. Step 6: Final answer
    x = 5,930,205.36

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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.