Finding the Fourth Proportional to 81,327,766.23, 112,234,267.51 and 44,159,613.08
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Solution
The fourth proportional to 81,327,766.23, 112,234,267.51 and 44,159,613.08 is: 60,941,324.92
Step by Step Solution
- Step 1: Write the proportion equation
81,327,766.23 : 112,234,267.51 = 44,159,613.08 : x - Step 2: Convert to fraction form
81,327,766.23/112,234,267.51 = 44,159,613.08/x - Step 3: Cross multiply
81,327,766.23x = 112,234,267.51 × 44,159,613.08 - Step 4: Simplify right side
81,327,766.23x = 4,956,221,826,887,245 - Step 5: Solve for x
x = 4,956,221,826,887,245/81,327,766.23 - Step 6: Final answer
x = 60,941,324.92
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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.