Finding the Fourth Proportional to 38,307,355.80, 57,489,027.30 and 26,969,947.80
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Solution
The fourth proportional to 38,307,355.80, 57,489,027.30 and 26,969,947.80 is: 40,474,630.34
Step by Step Solution
- Step 1: Write the proportion equation
38,307,355.80 : 57,489,027.30 = 26,969,947.80 : x - Step 2: Convert to fraction form
38,307,355.80/57,489,027.30 = 26,969,947.80/x - Step 3: Cross multiply
38,307,355.80x = 57,489,027.30 × 26,969,947.80 - Step 4: Simplify right side
38,307,355.80x = 1,550,476,065,353,775 - Step 5: Solve for x
x = 1,550,476,065,353,775/38,307,355.80 - Step 6: Final answer
x = 40,474,630.34
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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.