Finding the Fourth Proportional to 75,578,432.05, 113,385,639.39 and 24,460,451.47
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Solution
The fourth proportional to 75,578,432.05, 113,385,639.39 and 24,460,451.47 is: 36,696,499.97
Step by Step Solution
- Step 1: Write the proportion equation
75,578,432.05 : 113,385,639.39 = 24,460,451.47 : x - Step 2: Convert to fraction form
75,578,432.05/113,385,639.39 = 24,460,451.47/x - Step 3: Cross multiply
75,578,432.05x = 113,385,639.39 × 24,460,451.47 - Step 4: Simplify right side
75,578,432.05x = 2,773,463,929,694,015.50 - Step 5: Solve for x
x = 2,773,463,929,694,015.50/75,578,432.05 - Step 6: Final answer
x = 36,696,499.97
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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.