Home / 7,383,611.70-11,075,417.55-7,217,723.70

Finding the Fourth Proportional to 7,383,611.70, 11,075,417.55 and 7,217,723.70

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Solution

The fourth proportional to 7,383,611.70, 11,075,417.55 and 7,217,723.70 is: 10,826,585.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383,611.70 : 11,075,417.55 = 7,217,723.70 : x
  2. Step 2: Convert to fraction form
    7,383,611.70/11,075,417.55 = 7,217,723.70/x
  3. Step 3: Cross multiply
    7,383,611.70x = 11,075,417.55 × 7,217,723.70
  4. Step 4: Simplify right side
    7,383,611.70x = 79,939,303,738,030.94
  5. Step 5: Solve for x
    x = 79,939,303,738,030.94/7,383,611.70
  6. Step 6: Final answer
    x = 10,826,585.55

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Similar ratio
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1.5x scale

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.