Home / 5,084,189.92-7,015,908.72-2,908,499.68

Finding the Fourth Proportional to 5,084,189.92, 7,015,908.72 and 2,908,499.68

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Solution

The fourth proportional to 5,084,189.92, 7,015,908.72 and 2,908,499.68 is: 4,013,573.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084,189.92 : 7,015,908.72 = 2,908,499.68 : x
  2. Step 2: Convert to fraction form
    5,084,189.92/7,015,908.72 = 2,908,499.68/x
  3. Step 3: Cross multiply
    5,084,189.92x = 7,015,908.72 × 2,908,499.68
  4. Step 4: Simplify right side
    5,084,189.92x = 20,405,768,267,029.21
  5. Step 5: Solve for x
    x = 20,405,768,267,029.21/5,084,189.92
  6. Step 6: Final answer
    x = 4,013,573.17

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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.