Finding the Fourth Proportional to 8,141,779.58, 12,213,555.10 and 3,023,609.08
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Solution
The fourth proportional to 8,141,779.58, 12,213,555.10 and 3,023,609.08 is: 4,535,742.55
Step by Step Solution
- Step 1: Write the proportion equation
8,141,779.58 : 12,213,555.10 = 3,023,609.08 : x - Step 2: Convert to fraction form
8,141,779.58/12,213,555.10 = 3,023,609.08/x - Step 3: Cross multiply
8,141,779.58x = 12,213,555.10 × 3,023,609.08 - Step 4: Simplify right side
8,141,779.58x = 36,929,016,099,440.30 - Step 5: Solve for x
x = 36,929,016,099,440.30/8,141,779.58 - Step 6: Final answer
x = 4,535,742.55
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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.