Finding the Fourth Proportional to 51,130,516.02, 70,561,640.16 and 27,926,737.62
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Solution
The fourth proportional to 51,130,516.02, 70,561,640.16 and 27,926,737.62 is: 38,539,732.52
Step by Step Solution
- Step 1: Write the proportion equation
51,130,516.02 : 70,561,640.16 = 27,926,737.62 : x - Step 2: Convert to fraction form
51,130,516.02/70,561,640.16 = 27,926,737.62/x - Step 3: Cross multiply
51,130,516.02x = 70,561,640.16 × 27,926,737.62 - Step 4: Simplify right side
51,130,516.02x = 1,970,556,410,785,174.75 - Step 5: Solve for x
x = 1,970,556,410,785,174.75/51,130,516.02 - Step 6: Final answer
x = 38,539,732.52
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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.