Finding the Fourth Proportional to 8,497,825.36, 12,750,505.90 and 4,453,351.58
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Solution
The fourth proportional to 8,497,825.36, 12,750,505.90 and 4,453,351.58 is: 6,682,001.95
Step by Step Solution
- Step 1: Write the proportion equation
8,497,825.36 : 12,750,505.90 = 4,453,351.58 : x - Step 2: Convert to fraction form
8,497,825.36/12,750,505.90 = 4,453,351.58/x - Step 3: Cross multiply
8,497,825.36x = 12,750,505.90 × 4,453,351.58 - Step 4: Simplify right side
8,497,825.36x = 56,782,485,616,307.20 - Step 5: Solve for x
x = 56,782,485,616,307.20/8,497,825.36 - Step 6: Final answer
x = 6,682,001.95
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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.