Home / 14,840,164.08-20,479,380.75-8,225,174.34

Finding the Fourth Proportional to 14,840,164.08, 20,479,380.75 and 8,225,174.34

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Solution

The fourth proportional to 14,840,164.08, 20,479,380.75 and 8,225,174.34 is: 11,350,715.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,840,164.08 : 20,479,380.75 = 8,225,174.34 : x
  2. Step 2: Convert to fraction form
    14,840,164.08/20,479,380.75 = 8,225,174.34/x
  3. Step 3: Cross multiply
    14,840,164.08x = 20,479,380.75 × 8,225,174.34
  4. Step 4: Simplify right side
    14,840,164.08x = 168,446,477,043,989.94
  5. Step 5: Solve for x
    x = 168,446,477,043,989.94/14,840,164.08
  6. Step 6: Final answer
    x = 11,350,715.27

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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.