Finding the Fourth Proportional to 14,584,741.44, 20,125,908.72 and 8,058,299.28
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Solution
The fourth proportional to 14,584,741.44, 20,125,908.72 and 8,058,299.28 is: 11,119,881.45
Step by Step Solution
- Step 1: Write the proportion equation
14,584,741.44 : 20,125,908.72 = 8,058,299.28 : x - Step 2: Convert to fraction form
14,584,741.44/20,125,908.72 = 8,058,299.28/x - Step 3: Cross multiply
14,584,741.44x = 20,125,908.72 × 8,058,299.28 - Step 4: Simplify right side
14,584,741.44x = 162,180,595,747,721.72 - Step 5: Solve for x
x = 162,180,595,747,721.72/14,584,741.44 - Step 6: Final answer
x = 11,119,881.45
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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.