Finding the Fourth Proportional to 6,998,052.90, 10,497,079.35 and 2,959,101.30
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Solution
The fourth proportional to 6,998,052.90, 10,497,079.35 and 2,959,101.30 is: 4,438,651.95
Step by Step Solution
- Step 1: Write the proportion equation
6,998,052.90 : 10,497,079.35 = 2,959,101.30 : x - Step 2: Convert to fraction form
6,998,052.90/10,497,079.35 = 2,959,101.30/x - Step 3: Cross multiply
6,998,052.90x = 10,497,079.35 × 2,959,101.30 - Step 4: Simplify right side
6,998,052.90x = 31,061,921,150,788.15 - Step 5: Solve for x
x = 31,061,921,150,788.15/6,998,052.90 - Step 6: Final answer
x = 4,438,651.95
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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.