Home / 33,221,963.90-49,832,945.85-28,678,143.35

Finding the Fourth Proportional to 33,221,963.90, 49,832,945.85 and 28,678,143.35

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Solution

The fourth proportional to 33,221,963.90, 49,832,945.85 and 28,678,143.35 is: 43,017,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221,963.90 : 49,832,945.85 = 28,678,143.35 : x
  2. Step 2: Convert to fraction form
    33,221,963.90/49,832,945.85 = 28,678,143.35/x
  3. Step 3: Cross multiply
    33,221,963.90x = 49,832,945.85 × 28,678,143.35
  4. Step 4: Simplify right side
    33,221,963.90x = 1,429,116,364,639,087.75
  5. Step 5: Solve for x
    x = 1,429,116,364,639,087.75/33,221,963.90
  6. Step 6: Final answer
    x = 43,017,215.03

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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.