Home / 36,278,322.89-54,440,895.56-13,247,329.16

Finding the Fourth Proportional to 36,278,322.89, 54,440,895.56 and 13,247,329.16

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Solution

The fourth proportional to 36,278,322.89, 54,440,895.56 and 13,247,329.16 is: 19,879,542.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278,322.89 : 54,440,895.56 = 13,247,329.16 : x
  2. Step 2: Convert to fraction form
    36,278,322.89/54,440,895.56 = 13,247,329.16/x
  3. Step 3: Cross multiply
    36,278,322.89x = 54,440,895.56 × 13,247,329.16
  4. Step 4: Simplify right side
    36,278,322.89x = 721,196,463,318,368.12
  5. Step 5: Solve for x
    x = 721,196,463,318,368.12/36,278,322.89
  6. Step 6: Final answer
    x = 19,879,542.55

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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.