Finding the Fourth Proportional to 6,132,709.14, 8,462,789.04 and 3,518,659.10
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Solution
The fourth proportional to 6,132,709.14, 8,462,789.04 and 3,518,659.10 is: 4,855,548.99
Step by Step Solution
- Step 1: Write the proportion equation
6,132,709.14 : 8,462,789.04 = 3,518,659.10 : x - Step 2: Convert to fraction form
6,132,709.14/8,462,789.04 = 3,518,659.10/x - Step 3: Cross multiply
6,132,709.14x = 8,462,789.04 × 3,518,659.10 - Step 4: Simplify right side
6,132,709.14x = 29,777,669,666,976.26 - Step 5: Solve for x
x = 29,777,669,666,976.26/6,132,709.14 - Step 6: Final answer
x = 4,855,548.99
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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.