Finding the Fourth Proportional to 8,619,027.18, 11,894,337.99 and 4,751,685.42
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Solution
The fourth proportional to 8,619,027.18, 11,894,337.99 and 4,751,685.42 is: 6,557,370.25
Step by Step Solution
- Step 1: Write the proportion equation
8,619,027.18 : 11,894,337.99 = 4,751,685.42 : x - Step 2: Convert to fraction form
8,619,027.18/11,894,337.99 = 4,751,685.42/x - Step 3: Cross multiply
8,619,027.18x = 11,894,337.99 × 4,751,685.42 - Step 4: Simplify right side
8,619,027.18x = 56,518,152,407,635.11 - Step 5: Solve for x
x = 56,518,152,407,635.11/8,619,027.18 - Step 6: Final answer
x = 6,557,370.25
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.