Finding the Fourth Proportional to 6,503,044.92, 8,972,369.66 and 3,749,515.94
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Solution
The fourth proportional to 6,503,044.92, 8,972,369.66 and 3,749,515.94 is: 5,173,275.52
Step by Step Solution
- Step 1: Write the proportion equation
6,503,044.92 : 8,972,369.66 = 3,749,515.94 : x - Step 2: Convert to fraction form
6,503,044.92/8,972,369.66 = 3,749,515.94/x - Step 3: Cross multiply
6,503,044.92x = 8,972,369.66 × 3,749,515.94 - Step 4: Simplify right side
6,503,044.92x = 33,642,043,059,742.38 - Step 5: Solve for x
x = 33,642,043,059,742.38/6,503,044.92 - Step 6: Final answer
x = 5,173,275.52
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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.