Finding the Fourth Proportional to 9,874,050.80, 14,805,750.70 and 4,479,758.08
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Solution
The fourth proportional to 9,874,050.80, 14,805,750.70 and 4,479,758.08 is: 6,717,220.99
Step by Step Solution
- Step 1: Write the proportion equation
9,874,050.80 : 14,805,750.70 = 4,479,758.08 : x - Step 2: Convert to fraction form
9,874,050.80/14,805,750.70 = 4,479,758.08/x - Step 3: Cross multiply
9,874,050.80x = 14,805,750.70 × 4,479,758.08 - Step 4: Simplify right side
9,874,050.80x = 66,326,181,328,790.66 - Step 5: Solve for x
x = 66,326,181,328,790.66/9,874,050.80 - Step 6: Final answer
x = 6,717,220.99
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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.