Finding the Fourth Proportional to 8,721,176.73, 12,035,224.05 and 4,854,611.31
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Solution
The fourth proportional to 8,721,176.73, 12,035,224.05 and 4,854,611.31 is: 6,699,363.70
Step by Step Solution
- Step 1: Write the proportion equation
8,721,176.73 : 12,035,224.05 = 4,854,611.31 : x - Step 2: Convert to fraction form
8,721,176.73/12,035,224.05 = 4,854,611.31/x - Step 3: Cross multiply
8,721,176.73x = 12,035,224.05 × 4,854,611.31 - Step 4: Simplify right side
8,721,176.73x = 58,426,334,791,514.01 - Step 5: Solve for x
x = 58,426,334,791,514.01/8,721,176.73 - Step 6: Final answer
x = 6,699,363.70
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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.