Finding the Fourth Proportional to 11,332,369.42, 15,638,272.59 and 6,175,625.74
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Solution
The fourth proportional to 11,332,369.42, 15,638,272.59 and 6,175,625.74 is: 8,522,147.06
Step by Step Solution
- Step 1: Write the proportion equation
11,332,369.42 : 15,638,272.59 = 6,175,625.74 : x - Step 2: Convert to fraction form
11,332,369.42/15,638,272.59 = 6,175,625.74/x - Step 3: Cross multiply
11,332,369.42x = 15,638,272.59 × 6,175,625.74 - Step 4: Simplify right side
11,332,369.42x = 96,576,118,735,940.47 - Step 5: Solve for x
x = 96,576,118,735,940.47/11,332,369.42 - Step 6: Final answer
x = 8,522,147.06
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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.