Finding the Fourth Proportional to 55,432,589.84, 83,147,485.08 and 15,042,024.08
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Solution
The fourth proportional to 55,432,589.84, 83,147,485.08 and 15,042,024.08 is: 22,562,656.31
Step by Step Solution
- Step 1: Write the proportion equation
55,432,589.84 : 83,147,485.08 = 15,042,024.08 : x - Step 2: Convert to fraction form
55,432,589.84/83,147,485.08 = 15,042,024.08/x - Step 3: Cross multiply
55,432,589.84x = 83,147,485.08 × 15,042,024.08 - Step 4: Simplify right side
55,432,589.84x = 1,250,706,472,764,800.75 - Step 5: Solve for x
x = 1,250,706,472,764,800.75/55,432,589.84 - Step 6: Final answer
x = 22,562,656.31
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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.