Home / 13,410,209.63-20,118,312.96-4,890,546.09

Finding the Fourth Proportional to 13,410,209.63, 20,118,312.96 and 4,890,546.09

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Solution

The fourth proportional to 13,410,209.63, 20,118,312.96 and 4,890,546.09 is: 7,336,912.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,410,209.63 : 20,118,312.96 = 4,890,546.09 : x
  2. Step 2: Convert to fraction form
    13,410,209.63/20,118,312.96 = 4,890,546.09/x
  3. Step 3: Cross multiply
    13,410,209.63x = 20,118,312.96 × 4,890,546.09
  4. Step 4: Simplify right side
    13,410,209.63x = 98,389,536,871,594.36
  5. Step 5: Solve for x
    x = 98,389,536,871,594.36/13,410,209.63
  6. Step 6: Final answer
    x = 7,336,912.67

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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.