Home / 5,555,642.07-7,667,083.82-3,108,107.12

Finding the Fourth Proportional to 5,555,642.07, 7,667,083.82 and 3,108,107.12

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Solution

The fourth proportional to 5,555,642.07, 7,667,083.82 and 3,108,107.12 is: 4,289,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555,642.07 : 7,667,083.82 = 3,108,107.12 : x
  2. Step 2: Convert to fraction form
    5,555,642.07/7,667,083.82 = 3,108,107.12/x
  3. Step 3: Cross multiply
    5,555,642.07x = 7,667,083.82 × 3,108,107.12
  4. Step 4: Simplify right side
    5,555,642.07x = 23,830,117,756,702.85
  5. Step 5: Solve for x
    x = 23,830,117,756,702.85/5,555,642.07
  6. Step 6: Final answer
    x = 4,289,354.40

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1.5x scale

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.