Finding the Fourth Proportional to 5,509,269.80, 8,263,904.70 and 4,249,557.80
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Solution
The fourth proportional to 5,509,269.80, 8,263,904.70 and 4,249,557.80 is: 6,374,336.70
Step by Step Solution
- Step 1: Write the proportion equation
5,509,269.80 : 8,263,904.70 = 4,249,557.80 : x - Step 2: Convert to fraction form
5,509,269.80/8,263,904.70 = 4,249,557.80/x - Step 3: Cross multiply
5,509,269.80x = 8,263,904.70 × 4,249,557.80 - Step 4: Simplify right side
5,509,269.80x = 35,117,940,676,341.66 - Step 5: Solve for x
x = 35,117,940,676,341.66/5,509,269.80 - Step 6: Final answer
x = 6,374,336.70
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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.