Finding the Fourth Proportional to 67,754,215.06, 101,631,121.46 and 19,232,109.92
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Solution
The fourth proportional to 67,754,215.06, 101,631,121.46 and 19,232,109.92 is: 28,848,107.79
Step by Step Solution
- Step 1: Write the proportion equation
67,754,215.06 : 101,631,121.46 = 19,232,109.92 : x - Step 2: Convert to fraction form
67,754,215.06/101,631,121.46 = 19,232,109.92/x - Step 3: Cross multiply
67,754,215.06x = 101,631,121.46 × 19,232,109.92 - Step 4: Simplify right side
67,754,215.06x = 1,954,580,899,211,591 - Step 5: Solve for x
x = 1,954,580,899,211,591/67,754,215.06 - Step 6: Final answer
x = 28,848,107.79
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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.