Home / 13,607,048.81-20,410,573.23-5,628,872.81

Finding the Fourth Proportional to 13,607,048.81, 20,410,573.23 and 5,628,872.81

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Solution

The fourth proportional to 13,607,048.81, 20,410,573.23 and 5,628,872.81 is: 8,443,309.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,607,048.81 : 20,410,573.23 = 5,628,872.81 : x
  2. Step 2: Convert to fraction form
    13,607,048.81/20,410,573.23 = 5,628,872.81/x
  3. Step 3: Cross multiply
    13,607,048.81x = 20,410,573.23 × 5,628,872.81
  4. Step 4: Simplify right side
    13,607,048.81x = 114,888,520,741,887.31
  5. Step 5: Solve for x
    x = 114,888,520,741,887.31/13,607,048.81
  6. Step 6: Final answer
    x = 8,443,309.22

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1.5x scale

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.