Finding the Fourth Proportional to 6,230,129.50, 8,597,528.67 and 3,616,876.06
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Solution
The fourth proportional to 6,230,129.50, 8,597,528.67 and 3,616,876.06 is: 4,991,259.91
Step by Step Solution
- Step 1: Write the proportion equation
6,230,129.50 : 8,597,528.67 = 3,616,876.06 : x - Step 2: Convert to fraction form
6,230,129.50/8,597,528.67 = 3,616,876.06/x - Step 3: Cross multiply
6,230,129.50x = 8,597,528.67 × 3,616,876.06 - Step 4: Simplify right side
6,230,129.50x = 31,096,195,621,686.64 - Step 5: Solve for x
x = 31,096,195,621,686.64/6,230,129.50 - Step 6: Final answer
x = 4,991,259.91
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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.