Home / 40,476,932.45-55,858,240.22-22,142,217.95

Finding the Fourth Proportional to 40,476,932.45, 55,858,240.22 and 22,142,217.95

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Solution

The fourth proportional to 40,476,932.45, 55,858,240.22 and 22,142,217.95 is: 30,556,300.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,476,932.45 : 55,858,240.22 = 22,142,217.95 : x
  2. Step 2: Convert to fraction form
    40,476,932.45/55,858,240.22 = 22,142,217.95/x
  3. Step 3: Cross multiply
    40,476,932.45x = 55,858,240.22 × 22,142,217.95
  4. Step 4: Simplify right side
    40,476,932.45x = 1,236,825,329,254,696
  5. Step 5: Solve for x
    x = 1,236,825,329,254,696/40,476,932.45
  6. Step 6: Final answer
    x = 30,556,300.94

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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.