Finding the Fourth Proportional to 8,747,520.67, 13,119,785.51 and 2,356,278.31
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Solution
The fourth proportional to 8,747,520.67, 13,119,785.51 and 2,356,278.31 is: 3,534,014.63
Step by Step Solution
- Step 1: Write the proportion equation
8,747,520.67 : 13,119,785.51 = 2,356,278.31 : x - Step 2: Convert to fraction form
8,747,520.67/13,119,785.51 = 2,356,278.31/x - Step 3: Cross multiply
8,747,520.67x = 13,119,785.51 × 2,356,278.31 - Step 4: Simplify right side
8,747,520.67x = 30,913,865,984,484.44 - Step 5: Solve for x
x = 30,913,865,984,484.44/8,747,520.67 - Step 6: Final answer
x = 3,534,014.63
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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.