Finding the Fourth Proportional to 40,858,689.66, 56,385,372.07 and 22,524,631.26
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Solution
The fourth proportional to 40,858,689.66, 56,385,372.07 and 22,524,631.26 is: 31,084,200.81
Step by Step Solution
- Step 1: Write the proportion equation
40,858,689.66 : 56,385,372.07 = 22,524,631.26 : x - Step 2: Convert to fraction form
40,858,689.66/56,385,372.07 = 22,524,631.26/x - Step 3: Cross multiply
40,858,689.66x = 56,385,372.07 × 22,524,631.26 - Step 4: Simplify right side
40,858,689.66x = 1,270,059,714,334,653 - Step 5: Solve for x
x = 1,270,059,714,334,653/40,858,689.66 - Step 6: Final answer
x = 31,084,200.81
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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.