Finding the Fourth Proportional to 75,380,744.34, 113,089,294.26 and 26,189,438.04
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Solution
The fourth proportional to 75,380,744.34, 113,089,294.26 and 26,189,438.04 is: 39,290,472.53
Step by Step Solution
- Step 1: Write the proportion equation
75,380,744.34 : 113,089,294.26 = 26,189,438.04 : x - Step 2: Convert to fraction form
75,380,744.34/113,089,294.26 = 26,189,438.04/x - Step 3: Cross multiply
75,380,744.34x = 113,089,294.26 × 26,189,438.04 - Step 4: Simplify right side
75,380,744.34x = 2,961,745,065,009,597.50 - Step 5: Solve for x
x = 2,961,745,065,009,597.50/75,380,744.34 - Step 6: Final answer
x = 39,290,472.53
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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.