Finding the Fourth Proportional to 29,556,867.64, 40,816,645.86 and 27,946,622.92
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Solution
The fourth proportional to 29,556,867.64, 40,816,645.86 and 27,946,622.92 is: 38,592,973.54
Step by Step Solution
- Step 1: Write the proportion equation
29,556,867.64 : 40,816,645.86 = 27,946,622.92 : x - Step 2: Convert to fraction form
29,556,867.64/40,816,645.86 = 27,946,622.92/x - Step 3: Cross multiply
29,556,867.64x = 40,816,645.86 × 27,946,622.92 - Step 4: Simplify right side
29,556,867.64x = 1,140,687,410,708,599.25 - Step 5: Solve for x
x = 1,140,687,410,708,599.25/29,556,867.64 - Step 6: Final answer
x = 38,592,973.54
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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.