Finding the Fourth Proportional to 6,324,509.47, 8,727,824.44 and 3,423,924.18
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Solution
The fourth proportional to 6,324,509.47, 8,727,824.44 and 3,423,924.18 is: 4,725,016.10
Step by Step Solution
- Step 1: Write the proportion equation
6,324,509.47 : 8,727,824.44 = 3,423,924.18 : x - Step 2: Convert to fraction form
6,324,509.47/8,727,824.44 = 3,423,924.18/x - Step 3: Cross multiply
6,324,509.47x = 8,727,824.44 × 3,423,924.18 - Step 4: Simplify right side
6,324,509.47x = 29,883,409,097,621.81 - Step 5: Solve for x
x = 29,883,409,097,621.81/6,324,509.47 - Step 6: Final answer
x = 4,725,016.10
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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.