Finding the Fourth Proportional to 29,311,904.52, 40,455,270.18 and 16,263,361.80
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Solution
The fourth proportional to 29,311,904.52, 40,455,270.18 and 16,263,361.80 is: 22,446,125.78
Step by Step Solution
- Step 1: Write the proportion equation
29,311,904.52 : 40,455,270.18 = 16,263,361.80 : x - Step 2: Convert to fraction form
29,311,904.52/40,455,270.18 = 16,263,361.80/x - Step 3: Cross multiply
29,311,904.52x = 40,455,270.18 × 16,263,361.80 - Step 4: Simplify right side
29,311,904.52x = 657,938,695,654,091.12 - Step 5: Solve for x
x = 657,938,695,654,091.12/29,311,904.52 - Step 6: Final answer
x = 22,446,125.78
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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.