Home / 4,142,391.80-6,211,509.66-2,413,821.51

Finding the Fourth Proportional to 4,142,391.80, 6,211,509.66 and 2,413,821.51

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Solution

The fourth proportional to 4,142,391.80, 6,211,509.66 and 2,413,821.51 is: 3,619,521.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142,391.80 : 6,211,509.66 = 2,413,821.51 : x
  2. Step 2: Convert to fraction form
    4,142,391.80/6,211,509.66 = 2,413,821.51/x
  3. Step 3: Cross multiply
    4,142,391.80x = 6,211,509.66 × 2,413,821.51
  4. Step 4: Simplify right side
    4,142,391.80x = 14,993,475,626,880.79
  5. Step 5: Solve for x
    x = 14,993,475,626,880.79/4,142,391.80
  6. Step 6: Final answer
    x = 3,619,521.37

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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.