Home / 13,636,298.22-20,449,131.57-5,111,983.50

Finding the Fourth Proportional to 13,636,298.22, 20,449,131.57 and 5,111,983.50

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Solution

The fourth proportional to 13,636,298.22, 20,449,131.57 and 5,111,983.50 is: 7,665,982.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,636,298.22 : 20,449,131.57 = 5,111,983.50 : x
  2. Step 2: Convert to fraction form
    13,636,298.22/20,449,131.57 = 5,111,983.50/x
  3. Step 3: Cross multiply
    13,636,298.22x = 20,449,131.57 × 5,111,983.50
  4. Step 4: Simplify right side
    13,636,298.22x = 104,535,623,175,169.09
  5. Step 5: Solve for x
    x = 104,535,623,175,169.09/13,636,298.22
  6. Step 6: Final answer
    x = 7,665,982.47

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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.