Home / 33,243,431.10-49,896,639.45-20,488,847.10

Finding the Fourth Proportional to 33,243,431.10, 49,896,639.45 and 20,488,847.10

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Solution

The fourth proportional to 33,243,431.10, 49,896,639.45 and 20,488,847.10 is: 30,752,680.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,243,431.10 : 49,896,639.45 = 20,488,847.10 : x
  2. Step 2: Convert to fraction form
    33,243,431.10/49,896,639.45 = 20,488,847.10/x
  3. Step 3: Cross multiply
    33,243,431.10x = 49,896,639.45 × 20,488,847.10
  4. Step 4: Simplify right side
    33,243,431.10x = 1,022,324,616,494,878.25
  5. Step 5: Solve for x
    x = 1,022,324,616,494,878.25/33,243,431.10
  6. Step 6: Final answer
    x = 30,752,680.53

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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.