Finding the Fourth Proportional to 7,889,716.20, 11,834,574.30 and 6,295,393.20
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Solution
The fourth proportional to 7,889,716.20, 11,834,574.30 and 6,295,393.20 is: 9,443,089.80
Step by Step Solution
- Step 1: Write the proportion equation
7,889,716.20 : 11,834,574.30 = 6,295,393.20 : x - Step 2: Convert to fraction form
7,889,716.20/11,834,574.30 = 6,295,393.20/x - Step 3: Cross multiply
7,889,716.20x = 11,834,574.30 × 6,295,393.20 - Step 4: Simplify right side
7,889,716.20x = 74,503,298,573,114.77 - Step 5: Solve for x
x = 74,503,298,573,114.77/7,889,716.20 - Step 6: Final answer
x = 9,443,089.80
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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.