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Finding the Fourth Proportional to 33,641,390.40, 50,462,085.60 and 22,162,264.80

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Solution

The fourth proportional to 33,641,390.40, 50,462,085.60 and 22,162,264.80 is: 33,243,397.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,641,390.40 : 50,462,085.60 = 22,162,264.80 : x
  2. Step 2: Convert to fraction form
    33,641,390.40/50,462,085.60 = 22,162,264.80/x
  3. Step 3: Cross multiply
    33,641,390.40x = 50,462,085.60 × 22,162,264.80
  4. Step 4: Simplify right side
    33,641,390.40x = 1,118,354,103,427,467
  5. Step 5: Solve for x
    x = 1,118,354,103,427,467/33,641,390.40
  6. Step 6: Final answer
    x = 33,243,397.20

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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.