Finding the Fourth Proportional to 29,353,311.60, 44,029,967.40 and 8,078,175.60
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Solution
The fourth proportional to 29,353,311.60, 44,029,967.40 and 8,078,175.60 is: 12,117,263.40
Step by Step Solution
- Step 1: Write the proportion equation
29,353,311.60 : 44,029,967.40 = 8,078,175.60 : x - Step 2: Convert to fraction form
29,353,311.60/44,029,967.40 = 8,078,175.60/x - Step 3: Cross multiply
29,353,311.60x = 44,029,967.40 × 8,078,175.60 - Step 4: Simplify right side
29,353,311.60x = 355,681,808,319,475.44 - Step 5: Solve for x
x = 355,681,808,319,475.44/29,353,311.60 - Step 6: Final answer
x = 12,117,263.40
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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.