Finding the Fourth Proportional to 5,735,336.30, 7,914,972.97 and 3,121,714.08
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Solution
The fourth proportional to 5,735,336.30, 7,914,972.97 and 3,121,714.08 is: 4,308,079.12
Step by Step Solution
- Step 1: Write the proportion equation
5,735,336.30 : 7,914,972.97 = 3,121,714.08 : x - Step 2: Convert to fraction form
5,735,336.30/7,914,972.97 = 3,121,714.08/x - Step 3: Cross multiply
5,735,336.30x = 7,914,972.97 × 3,121,714.08 - Step 4: Simplify right side
5,735,336.30x = 24,708,282,549,610.92 - Step 5: Solve for x
x = 24,708,282,549,610.92/5,735,336.30 - Step 6: Final answer
x = 4,308,079.12
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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.