Finding the Fourth Proportional to 16,638,263.60, 24,920,070.60 and 13,652,279.60
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Solution
The fourth proportional to 16,638,263.60, 24,920,070.60 and 13,652,279.60 is: 20,447,793.09
Step by Step Solution
- Step 1: Write the proportion equation
16,638,263.60 : 24,920,070.60 = 13,652,279.60 : x - Step 2: Convert to fraction form
16,638,263.60/24,920,070.60 = 13,652,279.60/x - Step 3: Cross multiply
16,638,263.60x = 24,920,070.60 × 13,652,279.60 - Step 4: Simplify right side
16,638,263.60x = 340,215,771,482,939.75 - Step 5: Solve for x
x = 340,215,771,482,939.75/16,638,263.60 - Step 6: Final answer
x = 20,447,793.09
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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.