Home / 7,101,830.20-9,800,568.93-3,838,636.66

Finding the Fourth Proportional to 7,101,830.20, 9,800,568.93 and 3,838,636.66

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Solution

The fourth proportional to 7,101,830.20, 9,800,568.93 and 3,838,636.66 is: 5,297,341.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,101,830.20 : 9,800,568.93 = 3,838,636.66 : x
  2. Step 2: Convert to fraction form
    7,101,830.20/9,800,568.93 = 3,838,636.66/x
  3. Step 3: Cross multiply
    7,101,830.20x = 9,800,568.93 × 3,838,636.66
  4. Step 4: Simplify right side
    7,101,830.20x = 37,620,823,183,554.98
  5. Step 5: Solve for x
    x = 37,620,823,183,554.98/7,101,830.20
  6. Step 6: Final answer
    x = 5,297,341.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.