Finding the Fourth Proportional to 13,284,545.84, 19,881,640.20 and 8,495,514.80
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Solution
The fourth proportional to 13,284,545.84, 19,881,640.20 and 8,495,514.80 is: 12,714,380.35
Step by Step Solution
- Step 1: Write the proportion equation
13,284,545.84 : 19,881,640.20 = 8,495,514.80 : x - Step 2: Convert to fraction form
13,284,545.84/19,881,640.20 = 8,495,514.80/x - Step 3: Cross multiply
13,284,545.84x = 19,881,640.20 × 8,495,514.80 - Step 4: Simplify right side
13,284,545.84x = 168,904,768,567,374.97 - Step 5: Solve for x
x = 168,904,768,567,374.97/13,284,545.84 - Step 6: Final answer
x = 12,714,380.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.