Finding the Fourth Proportional to 64,734,193.20, 97,101,289.80 and 56,771,569.20
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Solution
The fourth proportional to 64,734,193.20, 97,101,289.80 and 56,771,569.20 is: 85,157,353.80
Step by Step Solution
- Step 1: Write the proportion equation
64,734,193.20 : 97,101,289.80 = 56,771,569.20 : x - Step 2: Convert to fraction form
64,734,193.20/97,101,289.80 = 56,771,569.20/x - Step 3: Cross multiply
64,734,193.20x = 97,101,289.80 × 56,771,569.20 - Step 4: Simplify right side
64,734,193.20x = 5,512,592,593,289,954 - Step 5: Solve for x
x = 5,512,592,593,289,954/64,734,193.20 - Step 6: Final answer
x = 85,157,353.80
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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.