Finding the Fourth Proportional to 7,351,031.04, 10,142,936.24 and 4,294,654.80
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Solution
The fourth proportional to 7,351,031.04, 10,142,936.24 and 4,294,654.80 is: 5,925,755.12
Step by Step Solution
- Step 1: Write the proportion equation
7,351,031.04 : 10,142,936.24 = 4,294,654.80 : x - Step 2: Convert to fraction form
7,351,031.04/10,142,936.24 = 4,294,654.80/x - Step 3: Cross multiply
7,351,031.04x = 10,142,936.24 × 4,294,654.80 - Step 4: Simplify right side
7,351,031.04x = 43,560,409,809,209.95 - Step 5: Solve for x
x = 43,560,409,809,209.95/7,351,031.04 - Step 6: Final answer
x = 5,925,755.12
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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.