Home / 36,393,979.32-54,572,714.82-12,124,373.76

Finding the Fourth Proportional to 36,393,979.32, 54,572,714.82 and 12,124,373.76

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Solution

The fourth proportional to 36,393,979.32, 54,572,714.82 and 12,124,373.76 is: 18,180,479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,393,979.32 : 54,572,714.82 = 12,124,373.76 : x
  2. Step 2: Convert to fraction form
    36,393,979.32/54,572,714.82 = 12,124,373.76/x
  3. Step 3: Cross multiply
    36,393,979.32x = 54,572,714.82 × 12,124,373.76
  4. Step 4: Simplify right side
    36,393,979.32x = 661,659,991,575,571.12
  5. Step 5: Solve for x
    x = 661,659,991,575,571.12/36,393,979.32
  6. Step 6: Final answer
    x = 18,180,479.41

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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.