Finding the Fourth Proportional to 18,404,176.68, 27,606,265.02 and 5,624,718.12
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Solution
The fourth proportional to 18,404,176.68, 27,606,265.02 and 5,624,718.12 is: 8,437,077.18
Step by Step Solution
- Step 1: Write the proportion equation
18,404,176.68 : 27,606,265.02 = 5,624,718.12 : x - Step 2: Convert to fraction form
18,404,176.68/27,606,265.02 = 5,624,718.12/x - Step 3: Cross multiply
18,404,176.68x = 27,606,265.02 × 5,624,718.12 - Step 4: Simplify right side
18,404,176.68x = 155,277,459,083,516.16 - Step 5: Solve for x
x = 155,277,459,083,516.16/18,404,176.68 - Step 6: Final answer
x = 8,437,077.18
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1.5x scale
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.