Finding the Fourth Proportional to 45,606,891.45, 68,410,337.18 and 11,528,237.33
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Solution
The fourth proportional to 45,606,891.45, 68,410,337.18 and 11,528,237.33 is: 17,292,355.99
Step by Step Solution
- Step 1: Write the proportion equation
45,606,891.45 : 68,410,337.18 = 11,528,237.33 : x - Step 2: Convert to fraction form
45,606,891.45/68,410,337.18 = 11,528,237.33/x - Step 3: Cross multiply
45,606,891.45x = 68,410,337.18 × 11,528,237.33 - Step 4: Simplify right side
45,606,891.45x = 788,650,602,436,670 - Step 5: Solve for x
x = 788,650,602,436,670/45,606,891.45 - Step 6: Final answer
x = 17,292,355.99
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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.