Home / 5,905,479.66-8,149,561.16-3,189,225.66

Finding the Fourth Proportional to 5,905,479.66, 8,149,561.16 and 3,189,225.66

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Solution

The fourth proportional to 5,905,479.66, 8,149,561.16 and 3,189,225.66 is: 4,401,130.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,905,479.66 : 8,149,561.16 = 3,189,225.66 : x
  2. Step 2: Convert to fraction form
    5,905,479.66/8,149,561.16 = 3,189,225.66/x
  3. Step 3: Cross multiply
    5,905,479.66x = 8,149,561.16 × 3,189,225.66
  4. Step 4: Simplify right side
    5,905,479.66x = 25,990,789,569,211.37
  5. Step 5: Solve for x
    x = 25,990,789,569,211.37/5,905,479.66
  6. Step 6: Final answer
    x = 4,401,130.99

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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.