Finding the Fourth Proportional to 4,711,418.91, 7,073,108.25 and 4,005,930.99
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Solution
The fourth proportional to 4,711,418.91, 7,073,108.25 and 4,005,930.99 is: 6,013,980.94
Step by Step Solution
- Step 1: Write the proportion equation
4,711,418.91 : 7,073,108.25 = 4,005,930.99 : x - Step 2: Convert to fraction form
4,711,418.91/7,073,108.25 = 4,005,930.99/x - Step 3: Cross multiply
4,711,418.91x = 7,073,108.25 × 4,005,930.99 - Step 4: Simplify right side
4,711,418.91x = 28,334,383,534,299.67 - Step 5: Solve for x
x = 28,334,383,534,299.67/4,711,418.91 - Step 6: Final answer
x = 6,013,980.94
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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.