Finding the Fourth Proportional to 11,243,572.17, 15,516,132.03 and 6,086,976.09
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Solution
The fourth proportional to 11,243,572.17, 15,516,132.03 and 6,086,976.09 is: 8,400,028.32
Step by Step Solution
- Step 1: Write the proportion equation
11,243,572.17 : 15,516,132.03 = 6,086,976.09 : x - Step 2: Convert to fraction form
11,243,572.17/15,516,132.03 = 6,086,976.09/x - Step 3: Cross multiply
11,243,572.17x = 15,516,132.03 × 6,086,976.09 - Step 4: Simplify right side
11,243,572.17x = 94,446,324,687,869.33 - Step 5: Solve for x
x = 94,446,324,687,869.33/11,243,572.17 - Step 6: Final answer
x = 8,400,028.32
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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.