Finding the Fourth Proportional to 7,414,848.54, 10,232,207.55 and 4,151,357.93
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Solution
The fourth proportional to 7,414,848.54, 10,232,207.55 and 4,151,357.93 is: 5,728,715.26
Step by Step Solution
- Step 1: Write the proportion equation
7,414,848.54 : 10,232,207.55 = 4,151,357.93 : x - Step 2: Convert to fraction form
7,414,848.54/10,232,207.55 = 4,151,357.93/x - Step 3: Cross multiply
7,414,848.54x = 10,232,207.55 × 4,151,357.93 - Step 4: Simplify right side
7,414,848.54x = 42,477,555,979,678.90 - Step 5: Solve for x
x = 42,477,555,979,678.90/7,414,848.54 - Step 6: Final answer
x = 5,728,715.26
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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.