Finding the Fourth Proportional to 11,332,368.92, 15,638,271.90 and 6,175,625.24
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Solution
The fourth proportional to 11,332,368.92, 15,638,271.90 and 6,175,625.24 is: 8,522,146.37
Step by Step Solution
- Step 1: Write the proportion equation
11,332,368.92 : 15,638,271.90 = 6,175,625.24 : x - Step 2: Convert to fraction form
11,332,368.92/15,638,271.90 = 6,175,625.24/x - Step 3: Cross multiply
11,332,368.92x = 15,638,271.90 × 6,175,625.24 - Step 4: Simplify right side
11,332,368.92x = 96,576,106,655,622.77 - Step 5: Solve for x
x = 96,576,106,655,622.77/11,332,368.92 - Step 6: Final answer
x = 8,522,146.37
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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.