Finding the Fourth Proportional to 8,129,587.26, 12,194,386.35 and 2,064,773.82
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Solution
The fourth proportional to 8,129,587.26, 12,194,386.35 and 2,064,773.82 is: 3,097,162.12
Step by Step Solution
- Step 1: Write the proportion equation
8,129,587.26 : 12,194,386.35 = 2,064,773.82 : x - Step 2: Convert to fraction form
8,129,587.26/12,194,386.35 = 2,064,773.82/x - Step 3: Cross multiply
8,129,587.26x = 12,194,386.35 × 2,064,773.82 - Step 4: Simplify right side
8,129,587.26x = 25,178,649,686,445.36 - Step 5: Solve for x
x = 25,178,649,686,445.36/8,129,587.26 - Step 6: Final answer
x = 3,097,162.12
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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.