Home / 13,525,756.88-20,240,742.81-8,410,595.54

Finding the Fourth Proportional to 13,525,756.88, 20,240,742.81 and 8,410,595.54

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Solution

The fourth proportional to 13,525,756.88, 20,240,742.81 and 8,410,595.54 is: 12,586,112.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,525,756.88 : 20,240,742.81 = 8,410,595.54 : x
  2. Step 2: Convert to fraction form
    13,525,756.88/20,240,742.81 = 8,410,595.54/x
  3. Step 3: Cross multiply
    13,525,756.88x = 20,240,742.81 × 8,410,595.54
  4. Step 4: Simplify right side
    13,525,756.88x = 170,236,701,204,073.03
  5. Step 5: Solve for x
    x = 170,236,701,204,073.03/13,525,756.88
  6. Step 6: Final answer
    x = 12,586,112.76

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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.