Finding the Fourth Proportional to 32,597,376.60, 48,878,350.20 and 13,430,071.20
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Solution
The fourth proportional to 32,597,376.60, 48,878,350.20 and 13,430,071.20 is: 20,137,808.37
Step by Step Solution
- Step 1: Write the proportion equation
32,597,376.60 : 48,878,350.20 = 13,430,071.20 : x - Step 2: Convert to fraction form
32,597,376.60/48,878,350.20 = 13,430,071.20/x - Step 3: Cross multiply
32,597,376.60x = 48,878,350.20 × 13,430,071.20 - Step 4: Simplify right side
32,597,376.60x = 656,439,723,324,534.25 - Step 5: Solve for x
x = 656,439,723,324,534.25/32,597,376.60 - Step 6: Final answer
x = 20,137,808.37
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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.