Finding the Fourth Proportional to 9,862,168.68, 13,609,811.25 and 5,511,254.99
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Solution
The fourth proportional to 9,862,168.68, 13,609,811.25 and 5,511,254.99 is: 7,605,542.22
Step by Step Solution
- Step 1: Write the proportion equation
9,862,168.68 : 13,609,811.25 = 5,511,254.99 : x - Step 2: Convert to fraction form
9,862,168.68/13,609,811.25 = 5,511,254.99/x - Step 3: Cross multiply
9,862,168.68x = 13,609,811.25 × 5,511,254.99 - Step 4: Simplify right side
9,862,168.68x = 75,007,140,226,802.02 - Step 5: Solve for x
x = 75,007,140,226,802.02/9,862,168.68 - Step 6: Final answer
x = 7,605,542.22
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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.