Finding the Fourth Proportional to 8,068,970.70, 11,135,183.75 and 4,584,315.57
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Solution
The fourth proportional to 8,068,970.70, 11,135,183.75 and 4,584,315.57 is: 6,326,357.86
Step by Step Solution
- Step 1: Write the proportion equation
8,068,970.70 : 11,135,183.75 = 4,584,315.57 : x - Step 2: Convert to fraction form
8,068,970.70/11,135,183.75 = 4,584,315.57/x - Step 3: Cross multiply
8,068,970.70x = 11,135,183.75 × 4,584,315.57 - Step 4: Simplify right side
8,068,970.70x = 51,047,196,217,014.41 - Step 5: Solve for x
x = 51,047,196,217,014.41/8,068,970.70 - Step 6: Final answer
x = 6,326,357.86
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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.