Finding the Fourth Proportional to 6,335,481.42, 8,750,179.71 and 4,294,747.98
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Solution
The fourth proportional to 6,335,481.42, 8,750,179.71 and 4,294,747.98 is: 5,931,643.41
Step by Step Solution
- Step 1: Write the proportion equation
6,335,481.42 : 8,750,179.71 = 4,294,747.98 : x - Step 2: Convert to fraction form
6,335,481.42/8,750,179.71 = 4,294,747.98/x - Step 3: Cross multiply
6,335,481.42x = 8,750,179.71 × 4,294,747.98 - Step 4: Simplify right side
6,335,481.42x = 37,579,816,634,159.49 - Step 5: Solve for x
x = 37,579,816,634,159.49/6,335,481.42 - Step 6: Final answer
x = 5,931,643.41
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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.