Finding the Fourth Proportional to 29,133,865.14, 40,204,512.18 and 16,081,122.60
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Solution
The fourth proportional to 29,133,865.14, 40,204,512.18 and 16,081,122.60 is: 22,191,826.81
Step by Step Solution
- Step 1: Write the proportion equation
29,133,865.14 : 40,204,512.18 = 16,081,122.60 : x - Step 2: Convert to fraction form
29,133,865.14/40,204,512.18 = 16,081,122.60/x - Step 3: Cross multiply
29,133,865.14x = 40,204,512.18 × 16,081,122.60 - Step 4: Simplify right side
29,133,865.14x = 646,533,689,439,773.25 - Step 5: Solve for x
x = 646,533,689,439,773.25/29,133,865.14 - Step 6: Final answer
x = 22,191,826.81
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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.