Finding the Fourth Proportional to 5,030,374.24, 6,941,698.68 and 2,738,542.96
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Solution
The fourth proportional to 5,030,374.24, 6,941,698.68 and 2,738,542.96 is: 3,779,070.73
Step by Step Solution
- Step 1: Write the proportion equation
5,030,374.24 : 6,941,698.68 = 2,738,542.96 : x - Step 2: Convert to fraction form
5,030,374.24/6,941,698.68 = 2,738,542.96/x - Step 3: Cross multiply
5,030,374.24x = 6,941,698.68 × 2,738,542.96 - Step 4: Simplify right side
5,030,374.24x = 19,010,140,050,555.29 - Step 5: Solve for x
x = 19,010,140,050,555.29/5,030,374.24 - Step 6: Final answer
x = 3,779,070.73
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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.