Finding the Fourth Proportional to 6,236,312.16, 8,601,368.58 and 5,366,612.73
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Solution
The fourth proportional to 6,236,312.16, 8,601,368.58 and 5,366,612.73 is: 7,401,844.70
Step by Step Solution
- Step 1: Write the proportion equation
6,236,312.16 : 8,601,368.58 = 5,366,612.73 : x - Step 2: Convert to fraction form
6,236,312.16/8,601,368.58 = 5,366,612.73/x - Step 3: Cross multiply
6,236,312.16x = 8,601,368.58 × 5,366,612.73 - Step 4: Simplify right side
6,236,312.16x = 46,160,214,116,850.03 - Step 5: Solve for x
x = 46,160,214,116,850.03/6,236,312.16 - Step 6: Final answer
x = 7,401,844.70
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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.