Finding the Fourth Proportional to 8,497,077.18, 11,725,817.76 and 4,629,626.16
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Solution
The fourth proportional to 8,497,077.18, 11,725,817.76 and 4,629,626.16 is: 6,388,803.06
Step by Step Solution
- Step 1: Write the proportion equation
8,497,077.18 : 11,725,817.76 = 4,629,626.16 : x - Step 2: Convert to fraction form
8,497,077.18/11,725,817.76 = 4,629,626.16/x - Step 3: Cross multiply
8,497,077.18x = 11,725,817.76 × 4,629,626.16 - Step 4: Simplify right side
8,497,077.18x = 54,286,152,649,088.60 - Step 5: Solve for x
x = 54,286,152,649,088.60/8,497,077.18 - Step 6: Final answer
x = 6,388,803.06
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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.