Home / 6,831,804.72-9,427,607.34-4,078,940.34

Finding the Fourth Proportional to 6,831,804.72, 9,427,607.34 and 4,078,940.34

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Solution

The fourth proportional to 6,831,804.72, 9,427,607.34 and 4,078,940.34 is: 5,628,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831,804.72 : 9,427,607.34 = 4,078,940.34 : x
  2. Step 2: Convert to fraction form
    6,831,804.72/9,427,607.34 = 4,078,940.34/x
  3. Step 3: Cross multiply
    6,831,804.72x = 9,427,607.34 × 4,078,940.34
  4. Step 4: Simplify right side
    6,831,804.72x = 38,454,647,888,806.09
  5. Step 5: Solve for x
    x = 38,454,647,888,806.09/6,831,804.72
  6. Step 6: Final answer
    x = 5,628,768.60

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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.