Home / 29,275,622.80-40,414,636.20-19,491,859.60

Finding the Fourth Proportional to 29,275,622.80, 40,414,636.20 and 19,491,859.60

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Solution

The fourth proportional to 29,275,622.80, 40,414,636.20 and 19,491,859.60 is: 26,908,271.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,275,622.80 : 40,414,636.20 = 19,491,859.60 : x
  2. Step 2: Convert to fraction form
    29,275,622.80/40,414,636.20 = 19,491,859.60/x
  3. Step 3: Cross multiply
    29,275,622.80x = 40,414,636.20 × 19,491,859.60
  4. Step 4: Simplify right side
    29,275,622.80x = 787,756,414,595,477.62
  5. Step 5: Solve for x
    x = 787,756,414,595,477.62/29,275,622.80
  6. Step 6: Final answer
    x = 26,908,271.77

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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.