Finding the Fourth Proportional to 5,590,631.60, 8,365,211.40 and 4,097,639.60
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Solution
The fourth proportional to 5,590,631.60, 8,365,211.40 and 4,097,639.60 is: 6,131,261.00
Step by Step Solution
- Step 1: Write the proportion equation
5,590,631.60 : 8,365,211.40 = 4,097,639.60 : x - Step 2: Convert to fraction form
5,590,631.60/8,365,211.40 = 4,097,639.60/x - Step 3: Cross multiply
5,590,631.60x = 8,365,211.40 × 4,097,639.60 - Step 4: Simplify right side
5,590,631.60x = 34,277,621,495,011.44 - Step 5: Solve for x
x = 34,277,621,495,011.44/5,590,631.60 - Step 6: Final answer
x = 6,131,261.00
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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.