Finding the Fourth Proportional to 6,133,728.16, 8,464,602.24 and 3,380,516.48
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Solution
The fourth proportional to 6,133,728.16, 8,464,602.24 and 3,380,516.48 is: 4,665,144.37
Step by Step Solution
- Step 1: Write the proportion equation
6,133,728.16 : 8,464,602.24 = 3,380,516.48 : x - Step 2: Convert to fraction form
6,133,728.16/8,464,602.24 = 3,380,516.48/x - Step 3: Cross multiply
6,133,728.16x = 8,464,602.24 × 3,380,516.48 - Step 4: Simplify right side
6,133,728.16x = 28,614,727,368,964.91 - Step 5: Solve for x
x = 28,614,727,368,964.91/6,133,728.16 - Step 6: Final answer
x = 4,665,144.37
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1.5x scale
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.