Finding the Fourth Proportional to 18,577,173.15, 27,823,334.64 and 8,868,615.42
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Solution
The fourth proportional to 18,577,173.15, 27,823,334.64 and 8,868,615.42 is: 13,282,669.68
Step by Step Solution
- Step 1: Write the proportion equation
18,577,173.15 : 27,823,334.64 = 8,868,615.42 : x - Step 2: Convert to fraction form
18,577,173.15/27,823,334.64 = 8,868,615.42/x - Step 3: Cross multiply
18,577,173.15x = 27,823,334.64 × 8,868,615.42 - Step 4: Simplify right side
18,577,173.15x = 246,754,454,624,124.16 - Step 5: Solve for x
x = 246,754,454,624,124.16/18,577,173.15 - Step 6: Final answer
x = 13,282,669.68
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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.