Home / 7,423,181-11,134,771.50-1,819,853

Finding the Fourth Proportional to 7,423,181, 11,134,771.50 and 1,819,853

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Solution

The fourth proportional to 7,423,181, 11,134,771.50 and 1,819,853 is: 2,729,779.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423,181 : 11,134,771.50 = 1,819,853 : x
  2. Step 2: Convert to fraction form
    7,423,181/11,134,771.50 = 1,819,853/x
  3. Step 3: Cross multiply
    7,423,181x = 11,134,771.50 × 1,819,853
  4. Step 4: Simplify right side
    7,423,181x = 20,263,647,318,589.50
  5. Step 5: Solve for x
    x = 20,263,647,318,589.50/7,423,181
  6. Step 6: Final answer
    x = 2,729,779.50

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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.