Finding the Fourth Proportional to 9,657,379.20, 14,465,073.60 and 5,864,246.40
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Solution
The fourth proportional to 9,657,379.20, 14,465,073.60 and 5,864,246.40 is: 8,783,620.69
Step by Step Solution
- Step 1: Write the proportion equation
9,657,379.20 : 14,465,073.60 = 5,864,246.40 : x - Step 2: Convert to fraction form
9,657,379.20/14,465,073.60 = 5,864,246.40/x - Step 3: Cross multiply
9,657,379.20x = 14,465,073.60 × 5,864,246.40 - Step 4: Simplify right side
9,657,379.20x = 84,826,755,784,535.05 - Step 5: Solve for x
x = 84,826,755,784,535.05/9,657,379.20 - Step 6: Final answer
x = 8,783,620.69
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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.