Home / 13,891,824.30-20,837,736.45-4,308,171.60

Finding the Fourth Proportional to 13,891,824.30, 20,837,736.45 and 4,308,171.60

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Solution

The fourth proportional to 13,891,824.30, 20,837,736.45 and 4,308,171.60 is: 6,462,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,824.30 : 20,837,736.45 = 4,308,171.60 : x
  2. Step 2: Convert to fraction form
    13,891,824.30/20,837,736.45 = 4,308,171.60/x
  3. Step 3: Cross multiply
    13,891,824.30x = 20,837,736.45 × 4,308,171.60
  4. Step 4: Simplify right side
    13,891,824.30x = 89,772,544,382,174.81
  5. Step 5: Solve for x
    x = 89,772,544,382,174.81/13,891,824.30
  6. Step 6: Final answer
    x = 6,462,257.40

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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.