Home / 6,645,586.80-9,968,380.20-3,803,361.60

Finding the Fourth Proportional to 6,645,586.80, 9,968,380.20 and 3,803,361.60

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Solution

The fourth proportional to 6,645,586.80, 9,968,380.20 and 3,803,361.60 is: 5,705,042.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,586.80 : 9,968,380.20 = 3,803,361.60 : x
  2. Step 2: Convert to fraction form
    6,645,586.80/9,968,380.20 = 3,803,361.60/x
  3. Step 3: Cross multiply
    6,645,586.80x = 9,968,380.20 × 3,803,361.60
  4. Step 4: Simplify right side
    6,645,586.80x = 37,913,354,466,880.32
  5. Step 5: Solve for x
    x = 37,913,354,466,880.32/6,645,586.80
  6. Step 6: Final answer
    x = 5,705,042.40

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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.