Finding the Fourth Proportional to 29,938,201.80, 44,907,302.70 and 20,372,263.80
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Solution
The fourth proportional to 29,938,201.80, 44,907,302.70 and 20,372,263.80 is: 30,558,395.70
Step by Step Solution
- Step 1: Write the proportion equation
29,938,201.80 : 44,907,302.70 = 20,372,263.80 : x - Step 2: Convert to fraction form
29,938,201.80/44,907,302.70 = 20,372,263.80/x - Step 3: Cross multiply
29,938,201.80x = 44,907,302.70 × 20,372,263.80 - Step 4: Simplify right side
29,938,201.80x = 914,863,417,150,852.38 - Step 5: Solve for x
x = 914,863,417,150,852.38/29,938,201.80 - Step 6: Final answer
x = 30,558,395.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.