Home / 5,640,893.60-8,448,898.80-3,393,111.20

Finding the Fourth Proportional to 5,640,893.60, 8,448,898.80 and 3,393,111.20

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Solution

The fourth proportional to 5,640,893.60, 8,448,898.80 and 3,393,111.20 is: 5,082,182.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,893.60 : 8,448,898.80 = 3,393,111.20 : x
  2. Step 2: Convert to fraction form
    5,640,893.60/8,448,898.80 = 3,393,111.20/x
  3. Step 3: Cross multiply
    5,640,893.60x = 8,448,898.80 × 3,393,111.20
  4. Step 4: Simplify right side
    5,640,893.60x = 28,668,053,145,946.56
  5. Step 5: Solve for x
    x = 28,668,053,145,946.56/5,640,893.60
  6. Step 6: Final answer
    x = 5,082,182.93

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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.