Finding the Fourth Proportional to 5,554,127.22, 8,328,195.11 and 2,519,837.38
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Solution
The fourth proportional to 5,554,127.22, 8,328,195.11 and 2,519,837.38 is: 3,778,396.95
Step by Step Solution
- Step 1: Write the proportion equation
5,554,127.22 : 8,328,195.11 = 2,519,837.38 : x - Step 2: Convert to fraction form
5,554,127.22/8,328,195.11 = 2,519,837.38/x - Step 3: Cross multiply
5,554,127.22x = 8,328,195.11 × 2,519,837.38 - Step 4: Simplify right side
5,554,127.22x = 20,985,697,346,111.21 - Step 5: Solve for x
x = 20,985,697,346,111.21/5,554,127.22 - Step 6: Final answer
x = 3,778,396.95
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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.