Home / 7,938,380.61-10,961,135.94-6,099,941.02

Finding the Fourth Proportional to 7,938,380.61, 10,961,135.94 and 6,099,941.02

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Solution

The fourth proportional to 7,938,380.61, 10,961,135.94 and 6,099,941.02 is: 8,422,660.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938,380.61 : 10,961,135.94 = 6,099,941.02 : x
  2. Step 2: Convert to fraction form
    7,938,380.61/10,961,135.94 = 6,099,941.02/x
  3. Step 3: Cross multiply
    7,938,380.61x = 10,961,135.94 × 6,099,941.02
  4. Step 4: Simplify right side
    7,938,380.61x = 66,862,282,746,202.25
  5. Step 5: Solve for x
    x = 66,862,282,746,202.25/7,938,380.61
  6. Step 6: Final answer
    x = 8,422,660.24

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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.