Finding the Fourth Proportional to 17,398,468.20, 26,097,702.30 and 14,627,101.80
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Solution
The fourth proportional to 17,398,468.20, 26,097,702.30 and 14,627,101.80 is: 21,940,652.70
Step by Step Solution
- Step 1: Write the proportion equation
17,398,468.20 : 26,097,702.30 = 14,627,101.80 : x - Step 2: Convert to fraction form
17,398,468.20/26,097,702.30 = 14,627,101.80/x - Step 3: Cross multiply
17,398,468.20x = 26,097,702.30 × 14,627,101.80 - Step 4: Simplify right side
17,398,468.20x = 381,733,748,288,194.19 - Step 5: Solve for x
x = 381,733,748,288,194.19/17,398,468.20 - Step 6: Final answer
x = 21,940,652.70
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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.