Finding the Fourth Proportional to 7,954,520.66, 11,922,526.91 and 4,545,197.48
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Solution
The fourth proportional to 7,954,520.66, 11,922,526.91 and 4,545,197.48 is: 6,812,508.46
Step by Step Solution
- Step 1: Write the proportion equation
7,954,520.66 : 11,922,526.91 = 4,545,197.48 : x - Step 2: Convert to fraction form
7,954,520.66/11,922,526.91 = 4,545,197.48/x - Step 3: Cross multiply
7,954,520.66x = 11,922,526.91 × 4,545,197.48 - Step 4: Simplify right side
7,954,520.66x = 54,190,239,266,564.20 - Step 5: Solve for x
x = 54,190,239,266,564.20/7,954,520.66 - Step 6: Final answer
x = 6,812,508.46
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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.