Finding the Fourth Proportional to 8,246,769.64, 12,370,543.26 and 6,804,778.48
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Solution
The fourth proportional to 8,246,769.64, 12,370,543.26 and 6,804,778.48 is: 10,207,488.54
Step by Step Solution
- Step 1: Write the proportion equation
8,246,769.64 : 12,370,543.26 = 6,804,778.48 : x - Step 2: Convert to fraction form
8,246,769.64/12,370,543.26 = 6,804,778.48/x - Step 3: Cross multiply
8,246,769.64x = 12,370,543.26 × 6,804,778.48 - Step 4: Simplify right side
8,246,769.64x = 84,178,806,561,557.05 - Step 5: Solve for x
x = 84,178,806,561,557.05/8,246,769.64 - Step 6: Final answer
x = 10,207,488.54
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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.