Finding the Fourth Proportional to 11,794,425.04, 16,281,328.56 and 7,929,188
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Solution
The fourth proportional to 11,794,425.04, 16,281,328.56 and 7,929,188 is: 10,945,655.65
Step by Step Solution
- Step 1: Write the proportion equation
11,794,425.04 : 16,281,328.56 = 7,929,188 : x - Step 2: Convert to fraction form
11,794,425.04/16,281,328.56 = 7,929,188/x - Step 3: Cross multiply
11,794,425.04x = 16,281,328.56 × 7,929,188 - Step 4: Simplify right side
11,794,425.04x = 129,097,715,042,009.28 - Step 5: Solve for x
x = 129,097,715,042,009.28/11,794,425.04 - Step 6: Final answer
x = 10,945,655.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.