Finding the Fourth Proportional to 8,526,344.70, 12,778,630.65 and 3,471,944.70
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Solution
The fourth proportional to 8,526,344.70, 12,778,630.65 and 3,471,944.70 is: 5,203,484.09
Step by Step Solution
- Step 1: Write the proportion equation
8,526,344.70 : 12,778,630.65 = 3,471,944.70 : x - Step 2: Convert to fraction form
8,526,344.70/12,778,630.65 = 3,471,944.70/x - Step 3: Cross multiply
8,526,344.70x = 12,778,630.65 × 3,471,944.70 - Step 4: Simplify right side
8,526,344.70x = 44,366,698,958,525.06 - Step 5: Solve for x
x = 44,366,698,958,525.06/8,526,344.70 - Step 6: Final answer
x = 5,203,484.09
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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.