Home / 14,754,816.72-20,361,606.93-8,228,453.22

Finding the Fourth Proportional to 14,754,816.72, 20,361,606.93 and 8,228,453.22

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Solution

The fourth proportional to 14,754,816.72, 20,361,606.93 and 8,228,453.22 is: 11,355,243.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754,816.72 : 20,361,606.93 = 8,228,453.22 : x
  2. Step 2: Convert to fraction form
    14,754,816.72/20,361,606.93 = 8,228,453.22/x
  3. Step 3: Cross multiply
    14,754,816.72x = 20,361,606.93 × 8,228,453.22
  4. Step 4: Simplify right side
    14,754,816.72x = 167,544,530,107,532.81
  5. Step 5: Solve for x
    x = 167,544,530,107,532.81/14,754,816.72
  6. Step 6: Final answer
    x = 11,355,243.06

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1.5x scale

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.