Home / 36,217,199.72-54,331,200.72-11,958,689

Finding the Fourth Proportional to 36,217,199.72, 54,331,200.72 and 11,958,689

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Solution

The fourth proportional to 36,217,199.72, 54,331,200.72 and 11,958,689 is: 17,939,816.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,217,199.72 : 54,331,200.72 = 11,958,689 : x
  2. Step 2: Convert to fraction form
    36,217,199.72/54,331,200.72 = 11,958,689/x
  3. Step 3: Cross multiply
    36,217,199.72x = 54,331,200.72 × 11,958,689
  4. Step 4: Simplify right side
    36,217,199.72x = 649,729,932,407,056.12
  5. Step 5: Solve for x
    x = 649,729,932,407,056.12/36,217,199.72
  6. Step 6: Final answer
    x = 17,939,816.92

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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.