Finding the Fourth Proportional to 5,536,893.70, 8,305,340.55 and 4,043,901.70
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Solution
The fourth proportional to 5,536,893.70, 8,305,340.55 and 4,043,901.70 is: 6,065,852.55
Step by Step Solution
- Step 1: Write the proportion equation
5,536,893.70 : 8,305,340.55 = 4,043,901.70 : x - Step 2: Convert to fraction form
5,536,893.70/8,305,340.55 = 4,043,901.70/x - Step 3: Cross multiply
5,536,893.70x = 8,305,340.55 × 4,043,901.70 - Step 4: Simplify right side
5,536,893.70x = 33,585,980,769,223.94 - Step 5: Solve for x
x = 33,585,980,769,223.94/5,536,893.70 - Step 6: Final answer
x = 6,065,852.55
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Double scale
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Similar ratio
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1.5x scale
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.