Home / 6,929,137.80-9,562,272.02-3,831,870.73

Finding the Fourth Proportional to 6,929,137.80, 9,562,272.02 and 3,831,870.73

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Solution

The fourth proportional to 6,929,137.80, 9,562,272.02 and 3,831,870.73 is: 5,288,015.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,929,137.80 : 9,562,272.02 = 3,831,870.73 : x
  2. Step 2: Convert to fraction form
    6,929,137.80/9,562,272.02 = 3,831,870.73/x
  3. Step 3: Cross multiply
    6,929,137.80x = 9,562,272.02 × 3,831,870.73
  4. Step 4: Simplify right side
    6,929,137.80x = 36,641,390,265,735.98
  5. Step 5: Solve for x
    x = 36,641,390,265,735.98/6,929,137.80
  6. Step 6: Final answer
    x = 5,288,015.81

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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.