Finding the Fourth Proportional to 36,381,534.64, 50,201,753.08 and 21,698,924.12
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Solution
The fourth proportional to 36,381,534.64, 50,201,753.08 and 21,698,924.12 is: 29,941,673.48
Step by Step Solution
- Step 1: Write the proportion equation
36,381,534.64 : 50,201,753.08 = 21,698,924.12 : x - Step 2: Convert to fraction form
36,381,534.64/50,201,753.08 = 21,698,924.12/x - Step 3: Cross multiply
36,381,534.64x = 50,201,753.08 × 21,698,924.12 - Step 4: Simplify right side
36,381,534.64x = 1,089,324,030,773,896.25 - Step 5: Solve for x
x = 1,089,324,030,773,896.25/36,381,534.64 - Step 6: Final answer
x = 29,941,673.48
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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.