Finding the Fourth Proportional to 14,889,610.80, 22,334,416.20 and 6,370,808.40
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Solution
The fourth proportional to 14,889,610.80, 22,334,416.20 and 6,370,808.40 is: 9,556,212.60
Step by Step Solution
- Step 1: Write the proportion equation
14,889,610.80 : 22,334,416.20 = 6,370,808.40 : x - Step 2: Convert to fraction form
14,889,610.80/22,334,416.20 = 6,370,808.40/x - Step 3: Cross multiply
14,889,610.80x = 22,334,416.20 × 6,370,808.40 - Step 4: Simplify right side
14,889,610.80x = 142,288,286,336,056.09 - Step 5: Solve for x
x = 142,288,286,336,056.09/14,889,610.80 - Step 6: Final answer
x = 9,556,212.60
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1.5x scale
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.