Finding the Fourth Proportional to 8,251,125.79, 12,376,671.68 and 4,655,260.39
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Solution
The fourth proportional to 8,251,125.79, 12,376,671.68 and 4,655,260.39 is: 6,982,880.99
Step by Step Solution
- Step 1: Write the proportion equation
8,251,125.79 : 12,376,671.68 = 4,655,260.39 : x - Step 2: Convert to fraction form
8,251,125.79/12,376,671.68 = 4,655,260.39/x - Step 3: Cross multiply
8,251,125.79x = 12,376,671.68 × 4,655,260.39 - Step 4: Simplify right side
8,251,125.79x = 57,616,629,457,061.37 - Step 5: Solve for x
x = 57,616,629,457,061.37/8,251,125.79 - Step 6: Final answer
x = 6,982,880.99
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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.