Home / 5,490,209.70-7,576,490.16-3,042,978.57

Finding the Fourth Proportional to 5,490,209.70, 7,576,490.16 and 3,042,978.57

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Solution

The fourth proportional to 5,490,209.70, 7,576,490.16 and 3,042,978.57 is: 4,199,310.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490,209.70 : 7,576,490.16 = 3,042,978.57 : x
  2. Step 2: Convert to fraction form
    5,490,209.70/7,576,490.16 = 3,042,978.57/x
  3. Step 3: Cross multiply
    5,490,209.70x = 7,576,490.16 × 3,042,978.57
  4. Step 4: Simplify right side
    5,490,209.70x = 23,055,097,192,695.87
  5. Step 5: Solve for x
    x = 23,055,097,192,695.87/5,490,209.70
  6. Step 6: Final answer
    x = 4,199,310.86

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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.