Finding the Fourth Proportional to 7,541,580.82, 10,407,616.74 and 4,278,533.08
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Solution
The fourth proportional to 7,541,580.82, 10,407,616.74 and 4,278,533.08 is: 5,904,509.09
Step by Step Solution
- Step 1: Write the proportion equation
7,541,580.82 : 10,407,616.74 = 4,278,533.08 : x - Step 2: Convert to fraction form
7,541,580.82/10,407,616.74 = 4,278,533.08/x - Step 3: Cross multiply
7,541,580.82x = 10,407,616.74 × 4,278,533.08 - Step 4: Simplify right side
7,541,580.82x = 44,529,332,506,051.76 - Step 5: Solve for x
x = 44,529,332,506,051.76/7,541,580.82 - Step 6: Final answer
x = 5,904,509.09
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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.