Home / 5,410,980.39-7,467,160.13-2,930,205.34

Finding the Fourth Proportional to 5,410,980.39, 7,467,160.13 and 2,930,205.34

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Solution

The fourth proportional to 5,410,980.39, 7,467,160.13 and 2,930,205.34 is: 4,043,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410,980.39 : 7,467,160.13 = 2,930,205.34 : x
  2. Step 2: Convert to fraction form
    5,410,980.39/7,467,160.13 = 2,930,205.34/x
  3. Step 3: Cross multiply
    5,410,980.39x = 7,467,160.13 × 2,930,205.34
  4. Step 4: Simplify right side
    5,410,980.39x = 21,880,312,476,218.71
  5. Step 5: Solve for x
    x = 21,880,312,476,218.71/5,410,980.39
  6. Step 6: Final answer
    x = 4,043,687.26

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1.5x scale

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.