Home / 36,700,060.68-55,015,711.38-12,421,998.72

Finding the Fourth Proportional to 36,700,060.68, 55,015,711.38 and 12,421,998.72

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Solution

The fourth proportional to 36,700,060.68, 55,015,711.38 and 12,421,998.72 is: 18,621,361.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,700,060.68 : 55,015,711.38 = 12,421,998.72 : x
  2. Step 2: Convert to fraction form
    36,700,060.68/55,015,711.38 = 12,421,998.72/x
  3. Step 3: Cross multiply
    36,700,060.68x = 55,015,711.38 × 12,421,998.72
  4. Step 4: Simplify right side
    36,700,060.68x = 683,405,096,342,249.50
  5. Step 5: Solve for x
    x = 683,405,096,342,249.50/36,700,060.68
  6. Step 6: Final answer
    x = 18,621,361.48

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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.