Home / 7,962,280.14-11,941,451.75-3,412,812.98

Finding the Fourth Proportional to 7,962,280.14, 11,941,451.75 and 3,412,812.98

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Solution

The fourth proportional to 7,962,280.14, 11,941,451.75 and 3,412,812.98 is: 5,118,375.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962,280.14 : 11,941,451.75 = 3,412,812.98 : x
  2. Step 2: Convert to fraction form
    7,962,280.14/11,941,451.75 = 3,412,812.98/x
  3. Step 3: Cross multiply
    7,962,280.14x = 11,941,451.75 × 3,412,812.98
  4. Step 4: Simplify right side
    7,962,280.14x = 40,753,941,455,672.39
  5. Step 5: Solve for x
    x = 40,753,941,455,672.39/7,962,280.14
  6. Step 6: Final answer
    x = 5,118,375.73

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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.