Home / 38,433,101.70-57,579,668.55-18,193,728.90

Finding the Fourth Proportional to 38,433,101.70, 57,579,668.55 and 18,193,728.90

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Solution

The fourth proportional to 38,433,101.70, 57,579,668.55 and 18,193,728.90 is: 27,257,463.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,433,101.70 : 57,579,668.55 = 18,193,728.90 : x
  2. Step 2: Convert to fraction form
    38,433,101.70/57,579,668.55 = 18,193,728.90/x
  3. Step 3: Cross multiply
    38,433,101.70x = 57,579,668.55 × 18,193,728.90
  4. Step 4: Simplify right side
    38,433,101.70x = 1,047,588,879,750,556
  5. Step 5: Solve for x
    x = 1,047,588,879,750,556/38,433,101.70
  6. Step 6: Final answer
    x = 27,257,463.84

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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.