Home / 12,193,409.07-18,290,113.83-4,105,707.66

Finding the Fourth Proportional to 12,193,409.07, 18,290,113.83 and 4,105,707.66

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Solution

The fourth proportional to 12,193,409.07, 18,290,113.83 and 4,105,707.66 is: 6,158,561.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,409.07 : 18,290,113.83 = 4,105,707.66 : x
  2. Step 2: Convert to fraction form
    12,193,409.07/18,290,113.83 = 4,105,707.66/x
  3. Step 3: Cross multiply
    12,193,409.07x = 18,290,113.83 × 4,105,707.66
  4. Step 4: Simplify right side
    12,193,409.07x = 75,093,860,454,102.94
  5. Step 5: Solve for x
    x = 75,093,860,454,102.94/12,193,409.07
  6. Step 6: Final answer
    x = 6,158,561.57

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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.