Finding the Fourth Proportional to 11,276,682.58, 15,561,829.83 and 6,120,044.02
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Solution
The fourth proportional to 11,276,682.58, 15,561,829.83 and 6,120,044.02 is: 8,445,665.02
Step by Step Solution
- Step 1: Write the proportion equation
11,276,682.58 : 15,561,829.83 = 6,120,044.02 : x - Step 2: Convert to fraction form
11,276,682.58/15,561,829.83 = 6,120,044.02/x - Step 3: Cross multiply
11,276,682.58x = 15,561,829.83 × 6,120,044.02 - Step 4: Simplify right side
11,276,682.58x = 95,239,083,591,349.11 - Step 5: Solve for x
x = 95,239,083,591,349.11/11,276,682.58 - Step 6: Final answer
x = 8,445,665.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.