Finding the Fourth Proportional to 33,062,514.08, 45,623,137.20 and 18,376,436.48
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Solution
The fourth proportional to 33,062,514.08, 45,623,137.20 and 18,376,436.48 is: 25,357,741.42
Step by Step Solution
- Step 1: Write the proportion equation
33,062,514.08 : 45,623,137.20 = 18,376,436.48 : x - Step 2: Convert to fraction form
33,062,514.08/45,623,137.20 = 18,376,436.48/x - Step 3: Cross multiply
33,062,514.08x = 45,623,137.20 × 18,376,436.48 - Step 4: Simplify right side
33,062,514.08x = 838,390,682,774,125.12 - Step 5: Solve for x
x = 838,390,682,774,125.12/33,062,514.08 - Step 6: Final answer
x = 25,357,741.42
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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.