Finding the Fourth Proportional to 8,612,696.66, 12,921,571.04 and 2,547,587.97
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Solution
The fourth proportional to 8,612,696.66, 12,921,571.04 and 2,547,587.97 is: 3,822,129.15
Step by Step Solution
- Step 1: Write the proportion equation
8,612,696.66 : 12,921,571.04 = 2,547,587.97 : x - Step 2: Convert to fraction form
8,612,696.66/12,921,571.04 = 2,547,587.97/x - Step 3: Cross multiply
8,612,696.66x = 12,921,571.04 × 2,547,587.97 - Step 4: Simplify right side
8,612,696.66x = 32,918,838,922,266.45 - Step 5: Solve for x
x = 32,918,838,922,266.45/8,612,696.66 - Step 6: Final answer
x = 3,822,129.15
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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.