Finding the Fourth Proportional to 31,589,048.97, 47,386,465.16 and 8,869,793.13
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Solution
The fourth proportional to 31,589,048.97, 47,386,465.16 and 8,869,793.13 is: 13,305,501.65
Step by Step Solution
- Step 1: Write the proportion equation
31,589,048.97 : 47,386,465.16 = 8,869,793.13 : x - Step 2: Convert to fraction form
31,589,048.97/47,386,465.16 = 8,869,793.13/x - Step 3: Cross multiply
31,589,048.97x = 47,386,465.16 × 8,869,793.13 - Step 4: Simplify right side
31,589,048.97x = 420,308,143,086,803.44 - Step 5: Solve for x
x = 420,308,143,086,803.44/31,589,048.97 - Step 6: Final answer
x = 13,305,501.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.