Finding the Fourth Proportional to 54,924,157.70, 75,798,880.56 and 30,477,871.70
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Solution
The fourth proportional to 54,924,157.70, 75,798,880.56 and 30,477,871.70 is: 42,061,428.95
Step by Step Solution
- Step 1: Write the proportion equation
54,924,157.70 : 75,798,880.56 = 30,477,871.70 : x - Step 2: Convert to fraction form
54,924,157.70/75,798,880.56 = 30,477,871.70/x - Step 3: Cross multiply
54,924,157.70x = 75,798,880.56 × 30,477,871.70 - Step 4: Simplify right side
54,924,157.70x = 2,310,188,556,332,310 - Step 5: Solve for x
x = 2,310,188,556,332,310/54,924,157.70 - Step 6: Final answer
x = 42,061,428.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.