Home / 7,486,999.80-11,230,499.70-2,438,820.60

Finding the Fourth Proportional to 7,486,999.80, 11,230,499.70 and 2,438,820.60

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Solution

The fourth proportional to 7,486,999.80, 11,230,499.70 and 2,438,820.60 is: 3,658,230.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486,999.80 : 11,230,499.70 = 2,438,820.60 : x
  2. Step 2: Convert to fraction form
    7,486,999.80/11,230,499.70 = 2,438,820.60/x
  3. Step 3: Cross multiply
    7,486,999.80x = 11,230,499.70 × 2,438,820.60
  4. Step 4: Simplify right side
    7,486,999.80x = 27,389,174,016,653.82
  5. Step 5: Solve for x
    x = 27,389,174,016,653.82/7,486,999.80
  6. Step 6: Final answer
    x = 3,658,230.90

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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.