Home / 8,521,749.36-11,760,268.78-4,654,452.96

Finding the Fourth Proportional to 8,521,749.36, 11,760,268.78 and 4,654,452.96

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Solution

The fourth proportional to 8,521,749.36, 11,760,268.78 and 4,654,452.96 is: 6,423,284.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521,749.36 : 11,760,268.78 = 4,654,452.96 : x
  2. Step 2: Convert to fraction form
    8,521,749.36/11,760,268.78 = 4,654,452.96/x
  3. Step 3: Cross multiply
    8,521,749.36x = 11,760,268.78 × 4,654,452.96
  4. Step 4: Simplify right side
    8,521,749.36x = 54,737,617,821,830.45
  5. Step 5: Solve for x
    x = 54,737,617,821,830.45/8,521,749.36
  6. Step 6: Final answer
    x = 6,423,284.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.