Home / 19,159,739.70-28,739,609.55-17,270,171.70

Finding the Fourth Proportional to 19,159,739.70, 28,739,609.55 and 17,270,171.70

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Solution

The fourth proportional to 19,159,739.70, 28,739,609.55 and 17,270,171.70 is: 25,905,257.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159,739.70 : 28,739,609.55 = 17,270,171.70 : x
  2. Step 2: Convert to fraction form
    19,159,739.70/28,739,609.55 = 17,270,171.70/x
  3. Step 3: Cross multiply
    19,159,739.70x = 28,739,609.55 × 17,270,171.70
  4. Step 4: Simplify right side
    19,159,739.70x = 496,337,991,519,459.75
  5. Step 5: Solve for x
    x = 496,337,991,519,459.75/19,159,739.70
  6. Step 6: Final answer
    x = 25,905,257.55

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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.