Home / 7,800,262.62-11,690,811.02-4,381,362.42

Finding the Fourth Proportional to 7,800,262.62, 11,690,811.02 and 4,381,362.42

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Solution

The fourth proportional to 7,800,262.62, 11,690,811.02 and 4,381,362.42 is: 6,566,660.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,800,262.62 : 11,690,811.02 = 4,381,362.42 : x
  2. Step 2: Convert to fraction form
    7,800,262.62/11,690,811.02 = 4,381,362.42/x
  3. Step 3: Cross multiply
    7,800,262.62x = 11,690,811.02 × 4,381,362.42
  4. Step 4: Simplify right side
    7,800,262.62x = 51,221,680,062,349.87
  5. Step 5: Solve for x
    x = 51,221,680,062,349.87/7,800,262.62
  6. Step 6: Final answer
    x = 6,566,660.96

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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.