Home / 7,647,589.89-10,553,808.20-4,163,028.75

Finding the Fourth Proportional to 7,647,589.89, 10,553,808.20 and 4,163,028.75

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Solution

The fourth proportional to 7,647,589.89, 10,553,808.20 and 4,163,028.75 is: 5,745,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647,589.89 : 10,553,808.20 = 4,163,028.75 : x
  2. Step 2: Convert to fraction form
    7,647,589.89/10,553,808.20 = 4,163,028.75/x
  3. Step 3: Cross multiply
    7,647,589.89x = 10,553,808.20 × 4,163,028.75
  4. Step 4: Simplify right side
    7,647,589.89x = 43,935,806,937,770.61
  5. Step 5: Solve for x
    x = 43,935,806,937,770.61/7,647,589.89
  6. Step 6: Final answer
    x = 5,745,052.70

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Double scale
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1.5x scale

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.