Home / 18,575,815.80-27,863,723.70-4,928,935.80

Finding the Fourth Proportional to 18,575,815.80, 27,863,723.70 and 4,928,935.80

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Solution

The fourth proportional to 18,575,815.80, 27,863,723.70 and 4,928,935.80 is: 7,393,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,575,815.80 : 27,863,723.70 = 4,928,935.80 : x
  2. Step 2: Convert to fraction form
    18,575,815.80/27,863,723.70 = 4,928,935.80/x
  3. Step 3: Cross multiply
    18,575,815.80x = 27,863,723.70 × 4,928,935.80
  4. Step 4: Simplify right side
    18,575,815.80x = 137,338,505,266,238.45
  5. Step 5: Solve for x
    x = 137,338,505,266,238.45/18,575,815.80
  6. Step 6: Final answer
    x = 7,393,403.70

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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.