Finding the Fourth Proportional to 6,089,717.28, 8,403,809.67 and 3,336,509.13
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Solution
The fourth proportional to 6,089,717.28, 8,403,809.67 and 3,336,509.13 is: 4,604,382.50
Step by Step Solution
- Step 1: Write the proportion equation
6,089,717.28 : 8,403,809.67 = 3,336,509.13 : x - Step 2: Convert to fraction form
6,089,717.28/8,403,809.67 = 3,336,509.13/x - Step 3: Cross multiply
6,089,717.28x = 8,403,809.67 × 3,336,509.13 - Step 4: Simplify right side
6,089,717.28x = 28,039,387,690,737.29 - Step 5: Solve for x
x = 28,039,387,690,737.29/6,089,717.28 - Step 6: Final answer
x = 4,604,382.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.