Finding the Fourth Proportional to 5,562,489.68, 8,329,621.04 and 4,661,562.32
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Solution
The fourth proportional to 5,562,489.68, 8,329,621.04 and 4,661,562.32 is: 6,980,515.89
Step by Step Solution
- Step 1: Write the proportion equation
5,562,489.68 : 8,329,621.04 = 4,661,562.32 : x - Step 2: Convert to fraction form
5,562,489.68/8,329,621.04 = 4,661,562.32/x - Step 3: Cross multiply
5,562,489.68x = 8,329,621.04 × 4,661,562.32 - Step 4: Simplify right side
5,562,489.68x = 38,829,047,579,943.22 - Step 5: Solve for x
x = 38,829,047,579,943.22/5,562,489.68 - Step 6: Final answer
x = 6,980,515.89
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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.