Finding the Fourth Proportional to 13,535,195.24, 20,305,160.33 and 8,074,638.97
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Solution
The fourth proportional to 13,535,195.24, 20,305,160.33 and 8,074,638.97 is: 12,113,370.80
Step by Step Solution
- Step 1: Write the proportion equation
13,535,195.24 : 20,305,160.33 = 8,074,638.97 : x - Step 2: Convert to fraction form
13,535,195.24/20,305,160.33 = 8,074,638.97/x - Step 3: Cross multiply
13,535,195.24x = 20,305,160.33 × 8,074,638.97 - Step 4: Simplify right side
13,535,195.24x = 163,956,838,801,579.97 - Step 5: Solve for x
x = 163,956,838,801,579.97/13,535,195.24 - Step 6: Final answer
x = 12,113,370.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.