Finding the Fourth Proportional to 54,556,235.12, 81,847,823.52 and 16,217,585.12
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Solution
The fourth proportional to 54,556,235.12, 81,847,823.52 and 16,217,585.12 is: 24,330,382.07
Step by Step Solution
- Step 1: Write the proportion equation
54,556,235.12 : 81,847,823.52 = 16,217,585.12 : x - Step 2: Convert to fraction form
54,556,235.12/81,847,823.52 = 16,217,585.12/x - Step 3: Cross multiply
54,556,235.12x = 81,847,823.52 × 16,217,585.12 - Step 4: Simplify right side
54,556,235.12x = 1,327,374,044,822,338 - Step 5: Solve for x
x = 1,327,374,044,822,338/54,556,235.12 - Step 6: Final answer
x = 24,330,382.07
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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.