Home / 14,741,571.36-20,342,474.78-8,125,870.50

Finding the Fourth Proportional to 14,741,571.36, 20,342,474.78 and 8,125,870.50

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Solution

The fourth proportional to 14,741,571.36, 20,342,474.78 and 8,125,870.50 is: 11,213,208.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,741,571.36 : 20,342,474.78 = 8,125,870.50 : x
  2. Step 2: Convert to fraction form
    14,741,571.36/20,342,474.78 = 8,125,870.50/x
  3. Step 3: Cross multiply
    14,741,571.36x = 20,342,474.78 × 8,125,870.50
  4. Step 4: Simplify right side
    14,741,571.36x = 165,300,315,711,796
  5. Step 5: Solve for x
    x = 165,300,315,711,796/14,741,571.36
  6. Step 6: Final answer
    x = 11,213,208.67

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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.