Finding the Fourth Proportional to 11,794,423.04, 16,281,325.80 and 7,929,186
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Solution
The fourth proportional to 11,794,423.04, 16,281,325.80 and 7,929,186 is: 10,945,652.89
Step by Step Solution
- Step 1: Write the proportion equation
11,794,423.04 : 16,281,325.80 = 7,929,186 : x - Step 2: Convert to fraction form
11,794,423.04/16,281,325.80 = 7,929,186/x - Step 3: Cross multiply
11,794,423.04x = 16,281,325.80 × 7,929,186 - Step 4: Simplify right side
11,794,423.04x = 129,097,660,594,798.81 - Step 5: Solve for x
x = 129,097,660,594,798.81/11,794,423.04 - Step 6: Final answer
x = 10,945,652.89
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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.