Finding the Fourth Proportional to 6,372,994.60, 8,794,622.10 and 3,472,409.08
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Solution
The fourth proportional to 6,372,994.60, 8,794,622.10 and 3,472,409.08 is: 4,791,864.35
Step by Step Solution
- Step 1: Write the proportion equation
6,372,994.60 : 8,794,622.10 = 3,472,409.08 : x - Step 2: Convert to fraction form
6,372,994.60/8,794,622.10 = 3,472,409.08/x - Step 3: Cross multiply
6,372,994.60x = 8,794,622.10 × 3,472,409.08 - Step 4: Simplify right side
6,372,994.60x = 30,538,525,635,208.67 - Step 5: Solve for x
x = 30,538,525,635,208.67/6,372,994.60 - Step 6: Final answer
x = 4,791,864.35
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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.