Home / 11,907,860.94-16,436,060.28-7,777,804.50

Finding the Fourth Proportional to 11,907,860.94, 16,436,060.28 and 7,777,804.50

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Solution

The fourth proportional to 11,907,860.94, 16,436,060.28 and 7,777,804.50 is: 10,735,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907,860.94 : 16,436,060.28 = 7,777,804.50 : x
  2. Step 2: Convert to fraction form
    11,907,860.94/16,436,060.28 = 7,777,804.50/x
  3. Step 3: Cross multiply
    11,907,860.94x = 16,436,060.28 × 7,777,804.50
  4. Step 4: Simplify right side
    11,907,860.94x = 127,836,463,608,055.25
  5. Step 5: Solve for x
    x = 127,836,463,608,055.25/11,907,860.94
  6. Step 6: Final answer
    x = 10,735,468.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.