Finding the Fourth Proportional to 6,321,509.24, 9,478,423.99 and 2,478,727.71
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Solution
The fourth proportional to 6,321,509.24, 9,478,423.99 and 2,478,727.71 is: 3,716,585.92
Step by Step Solution
- Step 1: Write the proportion equation
6,321,509.24 : 9,478,423.99 = 2,478,727.71 : x - Step 2: Convert to fraction form
6,321,509.24/9,478,423.99 = 2,478,727.71/x - Step 3: Cross multiply
6,321,509.24x = 9,478,423.99 × 2,478,727.71 - Step 4: Simplify right side
6,321,509.24x = 23,494,432,194,240.18 - Step 5: Solve for x
x = 23,494,432,194,240.18/6,321,509.24 - Step 6: Final answer
x = 3,716,585.92
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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.