Finding the Fourth Proportional to 7,759,297.08, 11,638,945.74 and 2,367,975.12
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Solution
The fourth proportional to 7,759,297.08, 11,638,945.74 and 2,367,975.12 is: 3,551,962.72
Step by Step Solution
- Step 1: Write the proportion equation
7,759,297.08 : 11,638,945.74 = 2,367,975.12 : x - Step 2: Convert to fraction form
7,759,297.08/11,638,945.74 = 2,367,975.12/x - Step 3: Cross multiply
7,759,297.08x = 11,638,945.74 × 2,367,975.12 - Step 4: Simplify right side
7,759,297.08x = 27,560,733,935,349.99 - Step 5: Solve for x
x = 27,560,733,935,349.99/7,759,297.08 - Step 6: Final answer
x = 3,551,962.72
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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.