Home / 10,412,716.64-15,629,150.14-5,025,159.59

Finding the Fourth Proportional to 10,412,716.64, 15,629,150.14 and 5,025,159.59

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Solution

The fourth proportional to 10,412,716.64, 15,629,150.14 and 5,025,159.59 is: 7,542,601.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412,716.64 : 15,629,150.14 = 5,025,159.59 : x
  2. Step 2: Convert to fraction form
    10,412,716.64/15,629,150.14 = 5,025,159.59/x
  3. Step 3: Cross multiply
    10,412,716.64x = 15,629,150.14 × 5,025,159.59
  4. Step 4: Simplify right side
    10,412,716.64x = 78,538,973,618,862.19
  5. Step 5: Solve for x
    x = 78,538,973,618,862.19/10,412,716.64
  6. Step 6: Final answer
    x = 7,542,601.64

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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.