Finding the Fourth Proportional to 6,335,115.14, 8,749,675.97 and 4,294,381.70
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Solution
The fourth proportional to 6,335,115.14, 8,749,675.97 and 4,294,381.70 is: 5,931,138.98
Step by Step Solution
- Step 1: Write the proportion equation
6,335,115.14 : 8,749,675.97 = 4,294,381.70 : x - Step 2: Convert to fraction form
6,335,115.14/8,749,675.97 = 4,294,381.70/x - Step 3: Cross multiply
6,335,115.14x = 8,749,675.97 × 4,294,381.70 - Step 4: Simplify right side
6,335,115.14x = 37,574,448,301,277.46 - Step 5: Solve for x
x = 37,574,448,301,277.46/6,335,115.14 - Step 6: Final answer
x = 5,931,138.98
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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.