Finding the Fourth Proportional to 8,361,175.68, 11,538,545.04 and 4,690,903.68
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Solution
The fourth proportional to 8,361,175.68, 11,538,545.04 and 4,690,903.68 is: 6,473,515.86
Step by Step Solution
- Step 1: Write the proportion equation
8,361,175.68 : 11,538,545.04 = 4,690,903.68 : x - Step 2: Convert to fraction form
8,361,175.68/11,538,545.04 = 4,690,903.68/x - Step 3: Cross multiply
8,361,175.68x = 11,538,545.04 × 4,690,903.68 - Step 4: Simplify right side
8,361,175.68x = 54,126,203,389,981.74 - Step 5: Solve for x
x = 54,126,203,389,981.74/8,361,175.68 - Step 6: Final answer
x = 6,473,515.86
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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.