Finding the Fourth Proportional to 8,242,388.83, 12,364,173.57 and 2,177,060.11
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Solution
The fourth proportional to 8,242,388.83, 12,364,173.57 and 2,177,060.11 is: 3,265,746.09
Step by Step Solution
- Step 1: Write the proportion equation
8,242,388.83 : 12,364,173.57 = 2,177,060.11 : x - Step 2: Convert to fraction form
8,242,388.83/12,364,173.57 = 2,177,060.11/x - Step 3: Cross multiply
8,242,388.83x = 12,364,173.57 × 2,177,060.11 - Step 4: Simplify right side
8,242,388.83x = 26,917,549,072,363.29 - Step 5: Solve for x
x = 26,917,549,072,363.29/8,242,388.83 - Step 6: Final answer
x = 3,265,746.09
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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.