Finding the Fourth Proportional to 11,376,321.86, 15,699,324.71 and 6,149,312.90
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Solution
The fourth proportional to 11,376,321.86, 15,699,324.71 and 6,149,312.90 is: 8,486,052.09
Step by Step Solution
- Step 1: Write the proportion equation
11,376,321.86 : 15,699,324.71 = 6,149,312.90 : x - Step 2: Convert to fraction form
11,376,321.86/15,699,324.71 = 6,149,312.90/x - Step 3: Cross multiply
11,376,321.86x = 15,699,324.71 × 6,149,312.90 - Step 4: Simplify right side
11,376,321.86x = 96,540,059,851,248.56 - Step 5: Solve for x
x = 96,540,059,851,248.56/11,376,321.86 - Step 6: Final answer
x = 8,486,052.09
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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.