Home / 13,735,346.56-18,954,790.32-8,231,918.08

Finding the Fourth Proportional to 13,735,346.56, 18,954,790.32 and 8,231,918.08

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Solution

The fourth proportional to 13,735,346.56, 18,954,790.32 and 8,231,918.08 is: 11,360,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,735,346.56 : 18,954,790.32 = 8,231,918.08 : x
  2. Step 2: Convert to fraction form
    13,735,346.56/18,954,790.32 = 8,231,918.08/x
  3. Step 3: Cross multiply
    13,735,346.56x = 18,954,790.32 × 8,231,918.08
  4. Step 4: Simplify right side
    13,735,346.56x = 156,034,281,137,817
  5. Step 5: Solve for x
    x = 156,034,281,137,817/13,735,346.56
  6. Step 6: Final answer
    x = 11,360,054.18

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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.