Home / 4,190,743.20-6,286,114.80-3,942,737.40

Finding the Fourth Proportional to 4,190,743.20, 6,286,114.80 and 3,942,737.40

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Solution

The fourth proportional to 4,190,743.20, 6,286,114.80 and 3,942,737.40 is: 5,914,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190,743.20 : 6,286,114.80 = 3,942,737.40 : x
  2. Step 2: Convert to fraction form
    4,190,743.20/6,286,114.80 = 3,942,737.40/x
  3. Step 3: Cross multiply
    4,190,743.20x = 6,286,114.80 × 3,942,737.40
  4. Step 4: Simplify right side
    4,190,743.20x = 24,784,499,922,653.52
  5. Step 5: Solve for x
    x = 24,784,499,922,653.52/4,190,743.20
  6. Step 6: Final answer
    x = 5,914,106.10

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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.