Finding the Fourth Proportional to 6,297,599.44, 8,688,512.39 and 3,817,615.25
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Solution
The fourth proportional to 6,297,599.44, 8,688,512.39 and 3,817,615.25 is: 5,266,990.65
Step by Step Solution
- Step 1: Write the proportion equation
6,297,599.44 : 8,688,512.39 = 3,817,615.25 : x - Step 2: Convert to fraction form
6,297,599.44/8,688,512.39 = 3,817,615.25/x - Step 3: Cross multiply
6,297,599.44x = 8,688,512.39 × 3,817,615.25 - Step 4: Simplify right side
6,297,599.44x = 33,169,397,402,511.15 - Step 5: Solve for x
x = 33,169,397,402,511.15/6,297,599.44 - Step 6: Final answer
x = 5,266,990.65
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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.