Home / 7,662,212.42-11,492,986.05-1,904,825.57

Finding the Fourth Proportional to 7,662,212.42, 11,492,986.05 and 1,904,825.57

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Solution

The fourth proportional to 7,662,212.42, 11,492,986.05 and 1,904,825.57 is: 2,857,155.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,662,212.42 : 11,492,986.05 = 1,904,825.57 : x
  2. Step 2: Convert to fraction form
    7,662,212.42/11,492,986.05 = 1,904,825.57/x
  3. Step 3: Cross multiply
    7,662,212.42x = 11,492,986.05 × 1,904,825.57
  4. Step 4: Simplify right side
    7,662,212.42x = 21,892,133,646,228.37
  5. Step 5: Solve for x
    x = 21,892,133,646,228.37/7,662,212.42
  6. Step 6: Final answer
    x = 2,857,155.67

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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.