Finding the Fourth Proportional to 32,180,420.80, 48,265,965.60 and 9,458,948.80
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Solution
The fourth proportional to 32,180,420.80, 48,265,965.60 and 9,458,948.80 is: 14,187,051.82
Step by Step Solution
- Step 1: Write the proportion equation
32,180,420.80 : 48,265,965.60 = 9,458,948.80 : x - Step 2: Convert to fraction form
32,180,420.80/48,265,965.60 = 9,458,948.80/x - Step 3: Cross multiply
32,180,420.80x = 48,265,965.60 × 9,458,948.80 - Step 4: Simplify right side
32,180,420.80x = 456,545,297,392,961.31 - Step 5: Solve for x
x = 456,545,297,392,961.31/32,180,420.80 - Step 6: Final answer
x = 14,187,051.82
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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.