Finding the Fourth Proportional to 27,134,956.10, 40,690,624.35 and 8,932,117.70
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Solution
The fourth proportional to 27,134,956.10, 40,690,624.35 and 8,932,117.70 is: 13,394,289.07
Step by Step Solution
- Step 1: Write the proportion equation
27,134,956.10 : 40,690,624.35 = 8,932,117.70 : x - Step 2: Convert to fraction form
27,134,956.10/40,690,624.35 = 8,932,117.70/x - Step 3: Cross multiply
27,134,956.10x = 40,690,624.35 × 8,932,117.70 - Step 4: Simplify right side
27,134,956.10x = 363,453,445,980,686 - Step 5: Solve for x
x = 363,453,445,980,686/27,134,956.10 - Step 6: Final answer
x = 13,394,289.07
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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.