Home / 8,040,907.76-12,051,480.16-3,717,109.28

Finding the Fourth Proportional to 8,040,907.76, 12,051,480.16 and 3,717,109.28

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Solution

The fourth proportional to 8,040,907.76, 12,051,480.16 and 3,717,109.28 is: 5,571,095.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040,907.76 : 12,051,480.16 = 3,717,109.28 : x
  2. Step 2: Convert to fraction form
    8,040,907.76/12,051,480.16 = 3,717,109.28/x
  3. Step 3: Cross multiply
    8,040,907.76x = 12,051,480.16 × 3,717,109.28
  4. Step 4: Simplify right side
    8,040,907.76x = 44,796,668,740,471.88
  5. Step 5: Solve for x
    x = 44,796,668,740,471.88/8,040,907.76
  6. Step 6: Final answer
    x = 5,571,095.96

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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.