Finding the Fourth Proportional to 18,595,512.24, 27,893,897.64 and 4,948,672.08
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Solution
The fourth proportional to 18,595,512.24, 27,893,897.64 and 4,948,672.08 is: 7,423,175.59
Step by Step Solution
- Step 1: Write the proportion equation
18,595,512.24 : 27,893,897.64 = 4,948,672.08 : x - Step 2: Convert to fraction form
18,595,512.24/27,893,897.64 = 4,948,672.08/x - Step 3: Cross multiply
18,595,512.24x = 27,893,897.64 × 4,948,672.08 - Step 4: Simplify right side
18,595,512.24x = 138,037,752,453,445.89 - Step 5: Solve for x
x = 138,037,752,453,445.89/18,595,512.24 - Step 6: Final answer
x = 7,423,175.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.