Home / 13,698,892.26-18,904,610.25-8,265,334.50

Finding the Fourth Proportional to 13,698,892.26, 18,904,610.25 and 8,265,334.50

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Solution

The fourth proportional to 13,698,892.26, 18,904,610.25 and 8,265,334.50 is: 11,406,245.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698,892.26 : 18,904,610.25 = 8,265,334.50 : x
  2. Step 2: Convert to fraction form
    13,698,892.26/18,904,610.25 = 8,265,334.50/x
  3. Step 3: Cross multiply
    13,698,892.26x = 18,904,610.25 × 8,265,334.50
  4. Step 4: Simplify right side
    13,698,892.26x = 156,252,927,308,378.62
  5. Step 5: Solve for x
    x = 156,252,927,308,378.62/13,698,892.26
  6. Step 6: Final answer
    x = 11,406,245.44

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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.