Home / 7,176,723.24-9,904,117.23-3,913,716.51

Finding the Fourth Proportional to 7,176,723.24, 9,904,117.23 and 3,913,716.51

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Solution

The fourth proportional to 7,176,723.24, 9,904,117.23 and 3,913,716.51 is: 5,401,059.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,176,723.24 : 9,904,117.23 = 3,913,716.51 : x
  2. Step 2: Convert to fraction form
    7,176,723.24/9,904,117.23 = 3,913,716.51/x
  3. Step 3: Cross multiply
    7,176,723.24x = 9,904,117.23 × 3,913,716.51
  4. Step 4: Simplify right side
    7,176,723.24x = 38,761,907,120,026.47
  5. Step 5: Solve for x
    x = 38,761,907,120,026.47/7,176,723.24
  6. Step 6: Final answer
    x = 5,401,059.21

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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.