Finding the Fourth Proportional to 53,836,906.41, 74,294,552.90 and 29,390,620.41
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Solution
The fourth proportional to 53,836,906.41, 74,294,552.90 and 29,390,620.41 is: 40,558,849.84
Step by Step Solution
- Step 1: Write the proportion equation
53,836,906.41 : 74,294,552.90 = 29,390,620.41 : x - Step 2: Convert to fraction form
53,836,906.41/74,294,552.90 = 29,390,620.41/x - Step 3: Cross multiply
53,836,906.41x = 74,294,552.90 × 29,390,620.41 - Step 4: Simplify right side
53,836,906.41x = 2,183,563,002,814,565 - Step 5: Solve for x
x = 2,183,563,002,814,565/53,836,906.41 - Step 6: Final answer
x = 40,558,849.84
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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.