Finding the Fourth Proportional to 7,479,368.00, 10,319,769.90 and 4,539,119.92
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Solution
The fourth proportional to 7,479,368.00, 10,319,769.90 and 4,539,119.92 is: 6,262,918.63
Step by Step Solution
- Step 1: Write the proportion equation
7,479,368.00 : 10,319,769.90 = 4,539,119.92 : x - Step 2: Convert to fraction form
7,479,368.00/10,319,769.90 = 4,539,119.92/x - Step 3: Cross multiply
7,479,368.00x = 10,319,769.90 × 4,539,119.92 - Step 4: Simplify right side
7,479,368.00x = 46,842,673,181,563.10 - Step 5: Solve for x
x = 46,842,673,181,563.10/7,479,368.00 - Step 6: Final answer
x = 6,262,918.63
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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.