Finding the Fourth Proportional to 11,296,382.04, 15,588,952.20 and 6,139,743.84
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Solution
The fourth proportional to 11,296,382.04, 15,588,952.20 and 6,139,743.84 is: 8,472,816.60
Step by Step Solution
- Step 1: Write the proportion equation
11,296,382.04 : 15,588,952.20 = 6,139,743.84 : x - Step 2: Convert to fraction form
11,296,382.04/15,588,952.20 = 6,139,743.84/x - Step 3: Cross multiply
11,296,382.04x = 15,588,952.20 × 6,139,743.84 - Step 4: Simplify right side
11,296,382.04x = 95,712,173,242,004.44 - Step 5: Solve for x
x = 95,712,173,242,004.44/11,296,382.04 - Step 6: Final answer
x = 8,472,816.60
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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.