Finding the Fourth Proportional to 39,245,649.19, 58,863,981.96 and 10,494,026.79
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Solution
The fourth proportional to 39,245,649.19, 58,863,981.96 and 10,494,026.79 is: 15,739,839.10
Step by Step Solution
- Step 1: Write the proportion equation
39,245,649.19 : 58,863,981.96 = 10,494,026.79 : x - Step 2: Convert to fraction form
39,245,649.19/58,863,981.96 = 10,494,026.79/x - Step 3: Cross multiply
39,245,649.19x = 58,863,981.96 × 10,494,026.79 - Step 4: Simplify right side
39,245,649.19x = 617,720,203,664,086.12 - Step 5: Solve for x
x = 617,720,203,664,086.12/39,245,649.19 - Step 6: Final answer
x = 15,739,839.10
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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.