Home / 7,451,302.72-11,181,290.88-3,133,040.20

Finding the Fourth Proportional to 7,451,302.72, 11,181,290.88 and 3,133,040.20

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Solution

The fourth proportional to 7,451,302.72, 11,181,290.88 and 3,133,040.20 is: 4,701,383.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,451,302.72 : 11,181,290.88 = 3,133,040.20 : x
  2. Step 2: Convert to fraction form
    7,451,302.72/11,181,290.88 = 3,133,040.20/x
  3. Step 3: Cross multiply
    7,451,302.72x = 11,181,290.88 × 3,133,040.20
  4. Step 4: Simplify right side
    7,451,302.72x = 35,031,433,814,933.38
  5. Step 5: Solve for x
    x = 35,031,433,814,933.38/7,451,302.72
  6. Step 6: Final answer
    x = 4,701,383.79

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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.