Home / 5,432,667.08-7,487,590.72-3,979,274.36

Finding the Fourth Proportional to 5,432,667.08, 7,487,590.72 and 3,979,274.36

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Solution

The fourth proportional to 5,432,667.08, 7,487,590.72 and 3,979,274.36 is: 5,484,447.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,667.08 : 7,487,590.72 = 3,979,274.36 : x
  2. Step 2: Convert to fraction form
    5,432,667.08/7,487,590.72 = 3,979,274.36/x
  3. Step 3: Cross multiply
    5,432,667.08x = 7,487,590.72 × 3,979,274.36
  4. Step 4: Simplify right side
    5,432,667.08x = 29,795,177,770,269.94
  5. Step 5: Solve for x
    x = 29,795,177,770,269.94/5,432,667.08
  6. Step 6: Final answer
    x = 5,484,447.57

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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.