Finding the Fourth Proportional to 10,418,224.08, 15,627,926.64 and 3,230,779.80
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Solution
The fourth proportional to 10,418,224.08, 15,627,926.64 and 3,230,779.80 is: 4,846,352.83
Step by Step Solution
- Step 1: Write the proportion equation
10,418,224.08 : 15,627,926.64 = 3,230,779.80 : x - Step 2: Convert to fraction form
10,418,224.08/15,627,926.64 = 3,230,779.80/x - Step 3: Cross multiply
10,418,224.08x = 15,627,926.64 × 3,230,779.80 - Step 4: Simplify right side
10,418,224.08x = 50,490,389,704,393.87 - Step 5: Solve for x
x = 50,490,389,704,393.87/10,418,224.08 - Step 6: Final answer
x = 4,846,352.83
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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.