Home / 12,302,002.55-18,453,003.83-4,729,215.35

Finding the Fourth Proportional to 12,302,002.55, 18,453,003.83 and 4,729,215.35

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Solution

The fourth proportional to 12,302,002.55, 18,453,003.83 and 4,729,215.35 is: 7,093,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,002.55 : 18,453,003.83 = 4,729,215.35 : x
  2. Step 2: Convert to fraction form
    12,302,002.55/18,453,003.83 = 4,729,215.35/x
  3. Step 3: Cross multiply
    12,302,002.55x = 18,453,003.83 × 4,729,215.35
  4. Step 4: Simplify right side
    12,302,002.55x = 87,268,228,942,798.70
  5. Step 5: Solve for x
    x = 87,268,228,942,798.70/12,302,002.55
  6. Step 6: Final answer
    x = 7,093,823.03

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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.