Home / 8,236,591.59-12,347,539.07-4,190,816.55

Finding the Fourth Proportional to 8,236,591.59, 12,347,539.07 and 4,190,816.55

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Solution

The fourth proportional to 8,236,591.59, 12,347,539.07 and 4,190,816.55 is: 6,282,485.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236,591.59 : 12,347,539.07 = 4,190,816.55 : x
  2. Step 2: Convert to fraction form
    8,236,591.59/12,347,539.07 = 4,190,816.55/x
  3. Step 3: Cross multiply
    8,236,591.59x = 12,347,539.07 × 4,190,816.55
  4. Step 4: Simplify right side
    8,236,591.59x = 51,746,271,065,373.52
  5. Step 5: Solve for x
    x = 51,746,271,065,373.52/8,236,591.59
  6. Step 6: Final answer
    x = 6,282,485.97

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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.