Finding the Fourth Proportional to 8,306,704.70, 12,453,058.65 and 4,317,616.70
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Solution
The fourth proportional to 8,306,704.70, 12,453,058.65 and 4,317,616.70 is: 6,472,787.46
Step by Step Solution
- Step 1: Write the proportion equation
8,306,704.70 : 12,453,058.65 = 4,317,616.70 : x - Step 2: Convert to fraction form
8,306,704.70/12,453,058.65 = 4,317,616.70/x - Step 3: Cross multiply
8,306,704.70x = 12,453,058.65 × 4,317,616.70 - Step 4: Simplify right side
8,306,704.70x = 53,767,533,993,319.46 - Step 5: Solve for x
x = 53,767,533,993,319.46/8,306,704.70 - Step 6: Final answer
x = 6,472,787.46
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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.