Finding the Fourth Proportional to 51,204,305.36, 76,806,535.95 and 20,912,168.36
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Solution
The fourth proportional to 51,204,305.36, 76,806,535.95 and 20,912,168.36 is: 31,368,284.35
Step by Step Solution
- Step 1: Write the proportion equation
51,204,305.36 : 76,806,535.95 = 20,912,168.36 : x - Step 2: Convert to fraction form
51,204,305.36/76,806,535.95 = 20,912,168.36/x - Step 3: Cross multiply
51,204,305.36x = 76,806,535.95 × 20,912,168.36 - Step 4: Simplify right side
51,204,305.36x = 1,606,191,210,550,760 - Step 5: Solve for x
x = 1,606,191,210,550,760/51,204,305.36 - Step 6: Final answer
x = 31,368,284.35
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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.