Home / 6,289,295.52-8,679,176.22-3,967,687.70

Finding the Fourth Proportional to 6,289,295.52, 8,679,176.22 and 3,967,687.70

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Solution

The fourth proportional to 6,289,295.52, 8,679,176.22 and 3,967,687.70 is: 5,475,376.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289,295.52 : 8,679,176.22 = 3,967,687.70 : x
  2. Step 2: Convert to fraction form
    6,289,295.52/8,679,176.22 = 3,967,687.70/x
  3. Step 3: Cross multiply
    6,289,295.52x = 8,679,176.22 × 3,967,687.70
  4. Step 4: Simplify right side
    6,289,295.52x = 34,436,260,738,256.36
  5. Step 5: Solve for x
    x = 34,436,260,738,256.36/6,289,295.52
  6. Step 6: Final answer
    x = 5,475,376.47

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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.