Home / 4,949,423.70-7,424,135.55-2,109,166.80

Finding the Fourth Proportional to 4,949,423.70, 7,424,135.55 and 2,109,166.80

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Solution

The fourth proportional to 4,949,423.70, 7,424,135.55 and 2,109,166.80 is: 3,163,750.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949,423.70 : 7,424,135.55 = 2,109,166.80 : x
  2. Step 2: Convert to fraction form
    4,949,423.70/7,424,135.55 = 2,109,166.80/x
  3. Step 3: Cross multiply
    4,949,423.70x = 7,424,135.55 × 2,109,166.80
  4. Step 4: Simplify right side
    4,949,423.70x = 15,658,740,220,759.74
  5. Step 5: Solve for x
    x = 15,658,740,220,759.74/4,949,423.70
  6. Step 6: Final answer
    x = 3,163,750.20

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Double scale
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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.