Finding the Fourth Proportional to 9,387,035.97, 12,953,493.02 and 5,256,120.19
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Solution
The fourth proportional to 9,387,035.97, 12,953,493.02 and 5,256,120.19 is: 7,253,100.59
Step by Step Solution
- Step 1: Write the proportion equation
9,387,035.97 : 12,953,493.02 = 5,256,120.19 : x - Step 2: Convert to fraction form
9,387,035.97/12,953,493.02 = 5,256,120.19/x - Step 3: Cross multiply
9,387,035.97x = 12,953,493.02 × 5,256,120.19 - Step 4: Simplify right side
9,387,035.97x = 68,085,116,114,277.87 - Step 5: Solve for x
x = 68,085,116,114,277.87/9,387,035.97 - Step 6: Final answer
x = 7,253,100.59
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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.