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Finding the Fourth Proportional to 6,313,550.94, 8,706,889.94 and 4,137,303.69

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Solution

The fourth proportional to 6,313,550.94, 8,706,889.94 and 4,137,303.69 is: 5,705,671.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,313,550.94 : 8,706,889.94 = 4,137,303.69 : x
  2. Step 2: Convert to fraction form
    6,313,550.94/8,706,889.94 = 4,137,303.69/x
  3. Step 3: Cross multiply
    6,313,550.94x = 8,706,889.94 × 4,137,303.69
  4. Step 4: Simplify right side
    6,313,550.94x = 36,023,047,856,499.36
  5. Step 5: Solve for x
    x = 36,023,047,856,499.36/6,313,550.94
  6. Step 6: Final answer
    x = 5,705,671.53

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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.