Home / 5,421,490.62-8,132,222.97-2,992,527.42

Finding the Fourth Proportional to 5,421,490.62, 8,132,222.97 and 2,992,527.42

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Solution

The fourth proportional to 5,421,490.62, 8,132,222.97 and 2,992,527.42 is: 4,488,783.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,421,490.62 : 8,132,222.97 = 2,992,527.42 : x
  2. Step 2: Convert to fraction form
    5,421,490.62/8,132,222.97 = 2,992,527.42/x
  3. Step 3: Cross multiply
    5,421,490.62x = 8,132,222.97 × 2,992,527.42
  4. Step 4: Simplify right side
    5,421,490.62x = 24,335,900,223,278.84
  5. Step 5: Solve for x
    x = 24,335,900,223,278.84/5,421,490.62
  6. Step 6: Final answer
    x = 4,488,783.98

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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.