Finding the Fourth Proportional to 10,991,851.08, 16,465,731.66 and 5,600,283.72
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Solution
The fourth proportional to 10,991,851.08, 16,465,731.66 and 5,600,283.72 is: 8,389,193.80
Step by Step Solution
- Step 1: Write the proportion equation
10,991,851.08 : 16,465,731.66 = 5,600,283.72 : x - Step 2: Convert to fraction form
10,991,851.08/16,465,731.66 = 5,600,283.72/x - Step 3: Cross multiply
10,991,851.08x = 16,465,731.66 × 5,600,283.72 - Step 4: Simplify right side
10,991,851.08x = 92,212,768,953,386.58 - Step 5: Solve for x
x = 92,212,768,953,386.58/10,991,851.08 - Step 6: Final answer
x = 8,389,193.80
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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.