Finding the Fourth Proportional to 11,462,153.13, 15,817,529.75 and 6,305,420.97
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Solution
The fourth proportional to 11,462,153.13, 15,817,529.75 and 6,305,420.97 is: 8,701,348.05
Step by Step Solution
- Step 1: Write the proportion equation
11,462,153.13 : 15,817,529.75 = 6,305,420.97 : x - Step 2: Convert to fraction form
11,462,153.13/15,817,529.75 = 6,305,420.97/x - Step 3: Cross multiply
11,462,153.13x = 15,817,529.75 × 6,305,420.97 - Step 4: Simplify right side
11,462,153.13x = 99,736,183,747,721.75 - Step 5: Solve for x
x = 99,736,183,747,721.75/11,462,153.13 - Step 6: Final answer
x = 8,701,348.05
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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.