Finding the Fourth Proportional to 9,634,178.26, 13,295,348.63 and 5,283,005.05
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Solution
The fourth proportional to 9,634,178.26, 13,295,348.63 and 5,283,005.05 is: 7,290,647.12
Step by Step Solution
- Step 1: Write the proportion equation
9,634,178.26 : 13,295,348.63 = 5,283,005.05 : x - Step 2: Convert to fraction form
9,634,178.26/13,295,348.63 = 5,283,005.05/x - Step 3: Cross multiply
9,634,178.26x = 13,295,348.63 × 5,283,005.05 - Step 4: Simplify right side
9,634,178.26x = 70,239,393,953,800.59 - Step 5: Solve for x
x = 70,239,393,953,800.59/9,634,178.26 - Step 6: Final answer
x = 7,290,647.12
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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.