Home / 73,286,901.90-109,922,479.65-19,434,213.90

Finding the Fourth Proportional to 73,286,901.90, 109,922,479.65 and 19,434,213.90

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Solution

The fourth proportional to 73,286,901.90, 109,922,479.65 and 19,434,213.90 is: 29,149,233.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,286,901.90 : 109,922,479.65 = 19,434,213.90 : x
  2. Step 2: Convert to fraction form
    73,286,901.90/109,922,479.65 = 19,434,213.90/x
  3. Step 3: Cross multiply
    73,286,901.90x = 109,922,479.65 × 19,434,213.90
  4. Step 4: Simplify right side
    73,286,901.90x = 2,136,256,981,936,497
  5. Step 5: Solve for x
    x = 2,136,256,981,936,497/73,286,901.90
  6. Step 6: Final answer
    x = 29,149,233.04

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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.