Home / 7,179,476.24-9,907,740.50-3,916,305.47

Finding the Fourth Proportional to 7,179,476.24, 9,907,740.50 and 3,916,305.47

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Solution

The fourth proportional to 7,179,476.24, 9,907,740.50 and 3,916,305.47 is: 5,404,536.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179,476.24 : 9,907,740.50 = 3,916,305.47 : x
  2. Step 2: Convert to fraction form
    7,179,476.24/9,907,740.50 = 3,916,305.47/x
  3. Step 3: Cross multiply
    7,179,476.24x = 9,907,740.50 × 3,916,305.47
  4. Step 4: Simplify right side
    7,179,476.24x = 38,801,738,246,370.30
  5. Step 5: Solve for x
    x = 38,801,738,246,370.30/7,179,476.24
  6. Step 6: Final answer
    x = 5,404,536.07

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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.