Finding the Fourth Proportional to 39,343,886.70, 59,015,830.05 and 24,994,979.70
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Solution
The fourth proportional to 39,343,886.70, 59,015,830.05 and 24,994,979.70 is: 37,492,469.55
Step by Step Solution
- Step 1: Write the proportion equation
39,343,886.70 : 59,015,830.05 = 24,994,979.70 : x - Step 2: Convert to fraction form
39,343,886.70/59,015,830.05 = 24,994,979.70/x - Step 3: Cross multiply
39,343,886.70x = 59,015,830.05 × 24,994,979.70 - Step 4: Simplify right side
39,343,886.70x = 1,475,099,474,078,399.75 - Step 5: Solve for x
x = 1,475,099,474,078,399.75/39,343,886.70 - Step 6: Final answer
x = 37,492,469.55
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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.