Finding the Fourth Proportional to 7,493,241.38, 11,239,862.55 and 1,813,466.66
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Solution
The fourth proportional to 7,493,241.38, 11,239,862.55 and 1,813,466.66 is: 2,720,200.11
Step by Step Solution
- Step 1: Write the proportion equation
7,493,241.38 : 11,239,862.55 = 1,813,466.66 : x - Step 2: Convert to fraction form
7,493,241.38/11,239,862.55 = 1,813,466.66/x - Step 3: Cross multiply
7,493,241.38x = 11,239,862.55 × 1,813,466.66 - Step 4: Simplify right side
7,493,241.38x = 20,383,115,997,407.58 - Step 5: Solve for x
x = 20,383,115,997,407.58/7,493,241.38 - Step 6: Final answer
x = 2,720,200.11
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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.