Finding the Fourth Proportional to 11,565,281.80, 17,347,922.70 and 5,593,313.80
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Solution
The fourth proportional to 11,565,281.80, 17,347,922.70 and 5,593,313.80 is: 8,389,970.70
Step by Step Solution
- Step 1: Write the proportion equation
11,565,281.80 : 17,347,922.70 = 5,593,313.80 : x - Step 2: Convert to fraction form
11,565,281.80/17,347,922.70 = 5,593,313.80/x - Step 3: Cross multiply
11,565,281.80x = 17,347,922.70 × 5,593,313.80 - Step 4: Simplify right side
11,565,281.80x = 97,032,375,439,243.25 - Step 5: Solve for x
x = 97,032,375,439,243.25/11,565,281.80 - Step 6: Final answer
x = 8,389,970.70
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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.