Finding the Fourth Proportional to 5,802,421.14, 8,006,990.16 and 3,224,013.75
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Solution
The fourth proportional to 5,802,421.14, 8,006,990.16 and 3,224,013.75 is: 4,448,943.94
Step by Step Solution
- Step 1: Write the proportion equation
5,802,421.14 : 8,006,990.16 = 3,224,013.75 : x - Step 2: Convert to fraction form
5,802,421.14/8,006,990.16 = 3,224,013.75/x - Step 3: Cross multiply
5,802,421.14x = 8,006,990.16 × 3,224,013.75 - Step 4: Simplify right side
5,802,421.14x = 25,814,646,339,847.17 - Step 5: Solve for x
x = 25,814,646,339,847.17/5,802,421.14 - Step 6: Final answer
x = 4,448,943.94
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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.