Home / 7,225,634.63-9,971,512.76-3,962,254.73

Finding the Fourth Proportional to 7,225,634.63, 9,971,512.76 and 3,962,254.73

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Solution

The fourth proportional to 7,225,634.63, 9,971,512.76 and 3,962,254.73 is: 5,467,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,225,634.63 : 9,971,512.76 = 3,962,254.73 : x
  2. Step 2: Convert to fraction form
    7,225,634.63/9,971,512.76 = 3,962,254.73/x
  3. Step 3: Cross multiply
    7,225,634.63x = 9,971,512.76 × 3,962,254.73
  4. Step 4: Simplify right side
    7,225,634.63x = 39,509,673,558,613.43
  5. Step 5: Solve for x
    x = 39,509,673,558,613.43/7,225,634.63
  6. Step 6: Final answer
    x = 5,467,986.63

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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.