Finding the Fourth Proportional to 26,934,543.76, 40,407,489.84 and 8,737,318.05
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Solution
The fourth proportional to 26,934,543.76, 40,407,489.84 and 8,737,318.05 is: 13,107,817.73
Step by Step Solution
- Step 1: Write the proportion equation
26,934,543.76 : 40,407,489.84 = 8,737,318.05 : x - Step 2: Convert to fraction form
26,934,543.76/40,407,489.84 = 8,737,318.05/x - Step 3: Cross multiply
26,934,543.76x = 40,407,489.84 × 8,737,318.05 - Step 4: Simplify right side
26,934,543.76x = 353,053,090,334,223.69 - Step 5: Solve for x
x = 353,053,090,334,223.69/26,934,543.76 - Step 6: Final answer
x = 13,107,817.73
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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.