Home / 13,979,465.26-19,275,154.94-9,571,328.48

Finding the Fourth Proportional to 13,979,465.26, 19,275,154.94 and 9,571,328.48

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Solution

The fourth proportional to 13,979,465.26, 19,275,154.94 and 9,571,328.48 is: 13,197,131.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,979,465.26 : 19,275,154.94 = 9,571,328.48 : x
  2. Step 2: Convert to fraction form
    13,979,465.26/19,275,154.94 = 9,571,328.48/x
  3. Step 3: Cross multiply
    13,979,465.26x = 19,275,154.94 × 9,571,328.48
  4. Step 4: Simplify right side
    13,979,465.26x = 184,488,839,505,750.88
  5. Step 5: Solve for x
    x = 184,488,839,505,750.88/13,979,465.26
  6. Step 6: Final answer
    x = 13,197,131.37

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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.