Finding the Fourth Proportional to 36,038,070.08, 49,736,906.28 and 20,357,755.75
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Solution
The fourth proportional to 36,038,070.08, 49,736,906.28 and 20,357,755.75 is: 28,096,171.29
Step by Step Solution
- Step 1: Write the proportion equation
36,038,070.08 : 49,736,906.28 = 20,357,755.75 : x - Step 2: Convert to fraction form
36,038,070.08/49,736,906.28 = 20,357,755.75/x - Step 3: Cross multiply
36,038,070.08x = 49,736,906.28 × 20,357,755.75 - Step 4: Simplify right side
36,038,070.08x = 1,012,531,789,871,052.25 - Step 5: Solve for x
x = 1,012,531,789,871,052.25/36,038,070.08 - Step 6: Final answer
x = 28,096,171.29
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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.