Home / 49,211,566.80-73,816,961.40-12,819,886.80

Finding the Fourth Proportional to 49,211,566.80, 73,816,961.40 and 12,819,886.80

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Solution

The fourth proportional to 49,211,566.80, 73,816,961.40 and 12,819,886.80 is: 19,229,728.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,211,566.80 : 73,816,961.40 = 12,819,886.80 : x
  2. Step 2: Convert to fraction form
    49,211,566.80/73,816,961.40 = 12,819,886.80/x
  3. Step 3: Cross multiply
    49,211,566.80x = 73,816,961.40 × 12,819,886.80
  4. Step 4: Simplify right side
    49,211,566.80x = 946,325,089,067,969.62
  5. Step 5: Solve for x
    x = 946,325,089,067,969.62/49,211,566.80
  6. Step 6: Final answer
    x = 19,229,728.92

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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.