Finding the Fourth Proportional to 38,295,511.80, 57,471,261.30 and 26,958,103.80
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Solution
The fourth proportional to 38,295,511.80, 57,471,261.30 and 26,958,103.80 is: 40,456,861.78
Step by Step Solution
- Step 1: Write the proportion equation
38,295,511.80 : 57,471,261.30 = 26,958,103.80 : x - Step 2: Convert to fraction form
38,295,511.80/57,471,261.30 = 26,958,103.80/x - Step 3: Cross multiply
38,295,511.80x = 57,471,261.30 × 26,958,103.80 - Step 4: Simplify right side
38,295,511.80x = 1,549,316,227,642,323 - Step 5: Solve for x
x = 1,549,316,227,642,323/38,295,511.80 - Step 6: Final answer
x = 40,456,861.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.