Home / 7,882,452.36-11,815,041.24-3,084,868.80

Finding the Fourth Proportional to 7,882,452.36, 11,815,041.24 and 3,084,868.80

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Solution

The fourth proportional to 7,882,452.36, 11,815,041.24 and 3,084,868.80 is: 4,623,922.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,452.36 : 11,815,041.24 = 3,084,868.80 : x
  2. Step 2: Convert to fraction form
    7,882,452.36/11,815,041.24 = 3,084,868.80/x
  3. Step 3: Cross multiply
    7,882,452.36x = 11,815,041.24 × 3,084,868.80
  4. Step 4: Simplify right side
    7,882,452.36x = 36,447,852,091,989.31
  5. Step 5: Solve for x
    x = 36,447,852,091,989.31/7,882,452.36
  6. Step 6: Final answer
    x = 4,623,922.91

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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.