Home / 12,598,811.42-18,901,220.61-4,079,150.42

Finding the Fourth Proportional to 12,598,811.42, 18,901,220.61 and 4,079,150.42

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Solution

The fourth proportional to 12,598,811.42, 18,901,220.61 and 4,079,150.42 is: 6,119,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,598,811.42 : 18,901,220.61 = 4,079,150.42 : x
  2. Step 2: Convert to fraction form
    12,598,811.42/18,901,220.61 = 4,079,150.42/x
  3. Step 3: Cross multiply
    12,598,811.42x = 18,901,220.61 × 4,079,150.42
  4. Step 4: Simplify right side
    12,598,811.42x = 77,100,921,895,288.05
  5. Step 5: Solve for x
    x = 77,100,921,895,288.05/12,598,811.42
  6. Step 6: Final answer
    x = 6,119,698.07

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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.