Finding the Fourth Proportional to 29,102,920.40, 43,660,601.40 and 8,910,203.60
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Solution
The fourth proportional to 29,102,920.40, 43,660,601.40 and 8,910,203.60 is: 13,367,209.97
Step by Step Solution
- Step 1: Write the proportion equation
29,102,920.40 : 43,660,601.40 = 8,910,203.60 : x - Step 2: Convert to fraction form
29,102,920.40/43,660,601.40 = 8,910,203.60/x - Step 3: Cross multiply
29,102,920.40x = 43,660,601.40 × 8,910,203.60 - Step 4: Simplify right side
29,102,920.40x = 389,024,847,772,445 - Step 5: Solve for x
x = 389,024,847,772,445/29,102,920.40 - Step 6: Final answer
x = 13,367,209.97
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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.