Home / 7,431,383.70-11,147,075.55-6,297,642.90

Finding the Fourth Proportional to 7,431,383.70, 11,147,075.55 and 6,297,642.90

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Solution

The fourth proportional to 7,431,383.70, 11,147,075.55 and 6,297,642.90 is: 9,446,464.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431,383.70 : 11,147,075.55 = 6,297,642.90 : x
  2. Step 2: Convert to fraction form
    7,431,383.70/11,147,075.55 = 6,297,642.90/x
  3. Step 3: Cross multiply
    7,431,383.70x = 11,147,075.55 × 6,297,642.90
  4. Step 4: Simplify right side
    7,431,383.70x = 70,200,301,193,221.10
  5. Step 5: Solve for x
    x = 70,200,301,193,221.10/7,431,383.70
  6. Step 6: Final answer
    x = 9,446,464.35

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Double scale
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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.