Finding the Fourth Proportional to 8,192,948.08, 11,299,876.56 and 5,253,046
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Solution
The fourth proportional to 8,192,948.08, 11,299,876.56 and 5,253,046 is: 7,245,105.28
Step by Step Solution
- Step 1: Write the proportion equation
8,192,948.08 : 11,299,876.56 = 5,253,046 : x - Step 2: Convert to fraction form
8,192,948.08/11,299,876.56 = 5,253,046/x - Step 3: Cross multiply
8,192,948.08x = 11,299,876.56 × 5,253,046 - Step 4: Simplify right side
8,192,948.08x = 59,358,771,364,001.77 - Step 5: Solve for x
x = 59,358,771,364,001.77/8,192,948.08 - Step 6: Final answer
x = 7,245,105.28
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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.