Home / 5,434,080.84-8,150,621.40-1,839,436.92

Finding the Fourth Proportional to 5,434,080.84, 8,150,621.40 and 1,839,436.92

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Solution

The fourth proportional to 5,434,080.84, 8,150,621.40 and 1,839,436.92 is: 2,758,986.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,080.84 : 8,150,621.40 = 1,839,436.92 : x
  2. Step 2: Convert to fraction form
    5,434,080.84/8,150,621.40 = 1,839,436.92/x
  3. Step 3: Cross multiply
    5,434,080.84x = 8,150,621.40 × 1,839,436.92
  4. Step 4: Simplify right side
    5,434,080.84x = 14,992,553,924,102.09
  5. Step 5: Solve for x
    x = 14,992,553,924,102.09/5,434,080.84
  6. Step 6: Final answer
    x = 2,758,986.18

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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.