Finding the Fourth Proportional to 32,665,779.60, 48,996,307.44 and 15,621,876.24
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Solution
The fourth proportional to 32,665,779.60, 48,996,307.44 and 15,621,876.24 is: 23,431,684.79
Step by Step Solution
- Step 1: Write the proportion equation
32,665,779.60 : 48,996,307.44 = 15,621,876.24 : x - Step 2: Convert to fraction form
32,665,779.60/48,996,307.44 = 15,621,876.24/x - Step 3: Cross multiply
32,665,779.60x = 48,996,307.44 × 15,621,876.24 - Step 4: Simplify right side
32,665,779.60x = 765,414,251,044,671.25 - Step 5: Solve for x
x = 765,414,251,044,671.25/32,665,779.60 - Step 6: Final answer
x = 23,431,684.79
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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.