Home / 7,261,488.74-10,884,759.72-3,219,879.94

Finding the Fourth Proportional to 7,261,488.74, 10,884,759.72 and 3,219,879.94

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Solution

The fourth proportional to 7,261,488.74, 10,884,759.72 and 3,219,879.94 is: 4,826,506.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,488.74 : 10,884,759.72 = 3,219,879.94 : x
  2. Step 2: Convert to fraction form
    7,261,488.74/10,884,759.72 = 3,219,879.94/x
  3. Step 3: Cross multiply
    7,261,488.74x = 10,884,759.72 × 3,219,879.94
  4. Step 4: Simplify right side
    7,261,488.74x = 35,047,619,462,027.70
  5. Step 5: Solve for x
    x = 35,047,619,462,027.70/7,261,488.74
  6. Step 6: Final answer
    x = 4,826,506.07

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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.