Finding the Fourth Proportional to 8,177,405.32, 11,284,893.35 and 4,506,453.38
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Solution
The fourth proportional to 8,177,405.32, 11,284,893.35 and 4,506,453.38 is: 6,218,946.44
Step by Step Solution
- Step 1: Write the proportion equation
8,177,405.32 : 11,284,893.35 = 4,506,453.38 : x - Step 2: Convert to fraction form
8,177,405.32/11,284,893.35 = 4,506,453.38/x - Step 3: Cross multiply
8,177,405.32x = 11,284,893.35 × 4,506,453.38 - Step 4: Simplify right side
8,177,405.32x = 50,854,845,726,472.02 - Step 5: Solve for x
x = 50,854,845,726,472.02/8,177,405.32 - Step 6: Final answer
x = 6,218,946.44
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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.