Finding the Fourth Proportional to 71,362,805.76, 107,256,545.28 and 33,566,883.84
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Solution
The fourth proportional to 71,362,805.76, 107,256,545.28 and 33,566,883.84 is: 50,450,202.43
Step by Step Solution
- Step 1: Write the proportion equation
71,362,805.76 : 107,256,545.28 = 33,566,883.84 : x - Step 2: Convert to fraction form
71,362,805.76/107,256,545.28 = 33,566,883.84/x - Step 3: Cross multiply
71,362,805.76x = 107,256,545.28 × 33,566,883.84 - Step 4: Simplify right side
71,362,805.76x = 3,600,267,996,493,460.50 - Step 5: Solve for x
x = 3,600,267,996,493,460.50/71,362,805.76 - Step 6: Final answer
x = 50,450,202.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.