Finding the Fourth Proportional to 42,270,893.96, 63,386,353.11 and 16,375,324.07
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Solution
The fourth proportional to 42,270,893.96, 63,386,353.11 and 16,375,324.07 is: 24,555,243.01
Step by Step Solution
- Step 1: Write the proportion equation
42,270,893.96 : 63,386,353.11 = 16,375,324.07 : x - Step 2: Convert to fraction form
42,270,893.96/63,386,353.11 = 16,375,324.07/x - Step 3: Cross multiply
42,270,893.96x = 63,386,353.11 × 16,375,324.07 - Step 4: Simplify right side
42,270,893.96x = 1,037,972,073,474,770.50 - Step 5: Solve for x
x = 1,037,972,073,474,770.50/42,270,893.96 - Step 6: Final answer
x = 24,555,243.01
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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.