Home / 7,720,620.24-11,573,399.39-3,676,021.32

Finding the Fourth Proportional to 7,720,620.24, 11,573,399.39 and 3,676,021.32

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Solution

The fourth proportional to 7,720,620.24, 11,573,399.39 and 3,676,021.32 is: 5,510,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,620.24 : 11,573,399.39 = 3,676,021.32 : x
  2. Step 2: Convert to fraction form
    7,720,620.24/11,573,399.39 = 3,676,021.32/x
  3. Step 3: Cross multiply
    7,720,620.24x = 11,573,399.39 × 3,676,021.32
  4. Step 4: Simplify right side
    7,720,620.24x = 42,544,062,884,134.88
  5. Step 5: Solve for x
    x = 42,544,062,884,134.88/7,720,620.24
  6. Step 6: Final answer
    x = 5,510,446.25

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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.