Home / 7,135,004.40-10,694,633.40-3,942,421.80

Finding the Fourth Proportional to 7,135,004.40, 10,694,633.40 and 3,942,421.80

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Solution

The fourth proportional to 7,135,004.40, 10,694,633.40 and 3,942,421.80 is: 5,909,282.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135,004.40 : 10,694,633.40 = 3,942,421.80 : x
  2. Step 2: Convert to fraction form
    7,135,004.40/10,694,633.40 = 3,942,421.80/x
  3. Step 3: Cross multiply
    7,135,004.40x = 10,694,633.40 × 3,942,421.80
  4. Step 4: Simplify right side
    7,135,004.40x = 42,162,755,859,168.12
  5. Step 5: Solve for x
    x = 42,162,755,859,168.12/7,135,004.40
  6. Step 6: Final answer
    x = 5,909,282.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.