Home / 13,774,910.29-20,665,354.57-4,190,039.75

Finding the Fourth Proportional to 13,774,910.29, 20,665,354.57 and 4,190,039.75

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Solution

The fourth proportional to 13,774,910.29, 20,665,354.57 and 4,190,039.75 is: 6,285,968.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,910.29 : 20,665,354.57 = 4,190,039.75 : x
  2. Step 2: Convert to fraction form
    13,774,910.29/20,665,354.57 = 4,190,039.75/x
  3. Step 3: Cross multiply
    13,774,910.29x = 20,665,354.57 × 4,190,039.75
  4. Step 4: Simplify right side
    13,774,910.29x = 86,588,657,137,332.44
  5. Step 5: Solve for x
    x = 86,588,657,137,332.44/13,774,910.29
  6. Step 6: Final answer
    x = 6,285,968.86

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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.