Finding the Fourth Proportional to 26,847,792.98, 40,273,281.02 and 8,407,186.98
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Solution
The fourth proportional to 26,847,792.98, 40,273,281.02 and 8,407,186.98 is: 12,611,278.85
Step by Step Solution
- Step 1: Write the proportion equation
26,847,792.98 : 40,273,281.02 = 8,407,186.98 : x - Step 2: Convert to fraction form
26,847,792.98/40,273,281.02 = 8,407,186.98/x - Step 3: Cross multiply
26,847,792.98x = 40,273,281.02 × 8,407,186.98 - Step 4: Simplify right side
26,847,792.98x = 338,585,003,833,225.19 - Step 5: Solve for x
x = 338,585,003,833,225.19/26,847,792.98 - Step 6: Final answer
x = 12,611,278.85
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1.5x scale
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.