Home / 7,685,106.96-11,525,960.76-2,219,015.76

Finding the Fourth Proportional to 7,685,106.96, 11,525,960.76 and 2,219,015.76

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Solution

The fourth proportional to 7,685,106.96, 11,525,960.76 and 2,219,015.76 is: 3,328,032.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685,106.96 : 11,525,960.76 = 2,219,015.76 : x
  2. Step 2: Convert to fraction form
    7,685,106.96/11,525,960.76 = 2,219,015.76/x
  3. Step 3: Cross multiply
    7,685,106.96x = 11,525,960.76 × 2,219,015.76
  4. Step 4: Simplify right side
    7,685,106.96x = 25,576,288,575,581.57
  5. Step 5: Solve for x
    x = 25,576,288,575,581.57/7,685,106.96
  6. Step 6: Final answer
    x = 3,328,032.87

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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.