Finding the Fourth Proportional to 25,919,706.99, 38,879,294.35 and 14,982,937.61
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Solution
The fourth proportional to 25,919,706.99, 38,879,294.35 and 14,982,937.61 is: 22,474,252.57
Step by Step Solution
- Step 1: Write the proportion equation
25,919,706.99 : 38,879,294.35 = 14,982,937.61 : x - Step 2: Convert to fraction form
25,919,706.99/38,879,294.35 = 14,982,937.61/x - Step 3: Cross multiply
25,919,706.99x = 38,879,294.35 × 14,982,937.61 - Step 4: Simplify right side
25,919,706.99x = 582,526,041,335,021.62 - Step 5: Solve for x
x = 582,526,041,335,021.62/25,919,706.99 - Step 6: Final answer
x = 22,474,252.57
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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.