Finding the Fourth Proportional to 7,512,748.16, 11,265,390.65 and 2,394,512.06
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Solution
The fourth proportional to 7,512,748.16, 11,265,390.65 and 2,394,512.06 is: 3,590,578.73
Step by Step Solution
- Step 1: Write the proportion equation
7,512,748.16 : 11,265,390.65 = 2,394,512.06 : x - Step 2: Convert to fraction form
7,512,748.16/11,265,390.65 = 2,394,512.06/x - Step 3: Cross multiply
7,512,748.16x = 11,265,390.65 × 2,394,512.06 - Step 4: Simplify right side
7,512,748.16x = 26,975,113,721,695.57 - Step 5: Solve for x
x = 26,975,113,721,695.57/7,512,748.16 - Step 6: Final answer
x = 3,590,578.73
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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.