Home / 54,965,153.80-82,447,730.70-19,063,361.80

Finding the Fourth Proportional to 54,965,153.80, 82,447,730.70 and 19,063,361.80

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Solution

The fourth proportional to 54,965,153.80, 82,447,730.70 and 19,063,361.80 is: 28,595,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,965,153.80 : 82,447,730.70 = 19,063,361.80 : x
  2. Step 2: Convert to fraction form
    54,965,153.80/82,447,730.70 = 19,063,361.80/x
  3. Step 3: Cross multiply
    54,965,153.80x = 82,447,730.70 × 19,063,361.80
  4. Step 4: Simplify right side
    54,965,153.80x = 1,571,730,919,923,067.50
  5. Step 5: Solve for x
    x = 1,571,730,919,923,067.50/54,965,153.80
  6. Step 6: Final answer
    x = 28,595,042.70

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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.