Home / 36,380,337.20-54,578,087.40-12,126,798.80

Finding the Fourth Proportional to 36,380,337.20, 54,578,087.40 and 12,126,798.80

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Solution

The fourth proportional to 36,380,337.20, 54,578,087.40 and 12,126,798.80 is: 18,192,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,380,337.20 : 54,578,087.40 = 12,126,798.80 : x
  2. Step 2: Convert to fraction form
    36,380,337.20/54,578,087.40 = 12,126,798.80/x
  3. Step 3: Cross multiply
    36,380,337.20x = 54,578,087.40 × 12,126,798.80
  4. Step 4: Simplify right side
    36,380,337.20x = 661,857,484,788,615.12
  5. Step 5: Solve for x
    x = 661,857,484,788,615.12/36,380,337.20
  6. Step 6: Final answer
    x = 18,192,725.40

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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.