Finding the Fourth Proportional to 11,332,165.58, 15,638,336.73 and 6,175,525.76
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Solution
The fourth proportional to 11,332,165.58, 15,638,336.73 and 6,175,525.76 is: 8,522,197.33
Step by Step Solution
- Step 1: Write the proportion equation
11,332,165.58 : 15,638,336.73 = 6,175,525.76 : x - Step 2: Convert to fraction form
11,332,165.58/15,638,336.73 = 6,175,525.76/x - Step 3: Cross multiply
11,332,165.58x = 15,638,336.73 × 6,175,525.76 - Step 4: Simplify right side
11,332,165.58x = 96,574,951,241,477.48 - Step 5: Solve for x
x = 96,574,951,241,477.48/11,332,165.58 - Step 6: Final answer
x = 8,522,197.33
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1.5x scale
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.