Home / 9,482,890.68-13,086,388.22-5,131,977.84

Finding the Fourth Proportional to 9,482,890.68, 13,086,388.22 and 5,131,977.84

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Solution

The fourth proportional to 9,482,890.68, 13,086,388.22 and 5,131,977.84 is: 7,082,128.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482,890.68 : 13,086,388.22 = 5,131,977.84 : x
  2. Step 2: Convert to fraction form
    9,482,890.68/13,086,388.22 = 5,131,977.84/x
  3. Step 3: Cross multiply
    9,482,890.68x = 13,086,388.22 × 5,131,977.84
  4. Step 4: Simplify right side
    9,482,890.68x = 67,159,054,325,017.16
  5. Step 5: Solve for x
    x = 67,159,054,325,017.16/9,482,890.68
  6. Step 6: Final answer
    x = 7,082,128.92

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Double scale
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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.