Home / 13,646,480.76-20,381,245.44-12,364,526.94

Finding the Fourth Proportional to 13,646,480.76, 20,381,245.44 and 12,364,526.94

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Solution

The fourth proportional to 13,646,480.76, 20,381,245.44 and 12,364,526.94 is: 18,466,626.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,646,480.76 : 20,381,245.44 = 12,364,526.94 : x
  2. Step 2: Convert to fraction form
    13,646,480.76/20,381,245.44 = 12,364,526.94/x
  3. Step 3: Cross multiply
    13,646,480.76x = 20,381,245.44 × 12,364,526.94
  4. Step 4: Simplify right side
    13,646,480.76x = 252,004,458,313,632.16
  5. Step 5: Solve for x
    x = 252,004,458,313,632.16/13,646,480.76
  6. Step 6: Final answer
    x = 18,466,626.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.