Home / 7,309,087.71-10,086,418.62-4,045,832.20

Finding the Fourth Proportional to 7,309,087.71, 10,086,418.62 and 4,045,832.20

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Solution

The fourth proportional to 7,309,087.71, 10,086,418.62 and 4,045,832.20 is: 5,583,180.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,309,087.71 : 10,086,418.62 = 4,045,832.20 : x
  2. Step 2: Convert to fraction form
    7,309,087.71/10,086,418.62 = 4,045,832.20/x
  3. Step 3: Cross multiply
    7,309,087.71x = 10,086,418.62 × 4,045,832.20
  4. Step 4: Simplify right side
    7,309,087.71x = 40,807,957,215,246.41
  5. Step 5: Solve for x
    x = 40,807,957,215,246.41/7,309,087.71
  6. Step 6: Final answer
    x = 5,583,180.67

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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.