Finding the Fourth Proportional to 62,992,801.20, 94,489,201.80 and 53,922,874.80
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Solution
The fourth proportional to 62,992,801.20, 94,489,201.80 and 53,922,874.80 is: 80,884,312.20
Step by Step Solution
- Step 1: Write the proportion equation
62,992,801.20 : 94,489,201.80 = 53,922,874.80 : x - Step 2: Convert to fraction form
62,992,801.20/94,489,201.80 = 53,922,874.80/x - Step 3: Cross multiply
62,992,801.20x = 94,489,201.80 × 53,922,874.80 - Step 4: Simplify right side
62,992,801.20x = 5,095,129,398,613,334 - Step 5: Solve for x
x = 5,095,129,398,613,334/62,992,801.20 - Step 6: Final answer
x = 80,884,312.20
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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.