Home / 5,923,778.78-8,886,012.78-1,664,279.12

Finding the Fourth Proportional to 5,923,778.78, 8,886,012.78 and 1,664,279.12

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Solution

The fourth proportional to 5,923,778.78, 8,886,012.78 and 1,664,279.12 is: 2,496,515.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923,778.78 : 8,886,012.78 = 1,664,279.12 : x
  2. Step 2: Convert to fraction form
    5,923,778.78/8,886,012.78 = 1,664,279.12/x
  3. Step 3: Cross multiply
    5,923,778.78x = 8,886,012.78 × 1,664,279.12
  4. Step 4: Simplify right side
    5,923,778.78x = 14,788,805,529,807.15
  5. Step 5: Solve for x
    x = 14,788,805,529,807.15/5,923,778.78
  6. Step 6: Final answer
    x = 2,496,515.50

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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.