Home / 13,795,619.68-20,692,741.65-5,159,085.18

Finding the Fourth Proportional to 13,795,619.68, 20,692,741.65 and 5,159,085.18

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Solution

The fourth proportional to 13,795,619.68, 20,692,741.65 and 5,159,085.18 is: 7,738,370.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795,619.68 : 20,692,741.65 = 5,159,085.18 : x
  2. Step 2: Convert to fraction form
    13,795,619.68/20,692,741.65 = 5,159,085.18/x
  3. Step 3: Cross multiply
    13,795,619.68x = 20,692,741.65 × 5,159,085.18
  4. Step 4: Simplify right side
    13,795,619.68x = 106,755,616,780,083.73
  5. Step 5: Solve for x
    x = 106,755,616,780,083.73/13,795,619.68
  6. Step 6: Final answer
    x = 7,738,370.53

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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.