Finding the Fourth Proportional to 13,796,035.46, 19,037,765.58 and 7,599,863.96
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Solution
The fourth proportional to 13,796,035.46, 19,037,765.58 and 7,599,863.96 is: 10,487,391.75
Step by Step Solution
- Step 1: Write the proportion equation
13,796,035.46 : 19,037,765.58 = 7,599,863.96 : x - Step 2: Convert to fraction form
13,796,035.46/19,037,765.58 = 7,599,863.96/x - Step 3: Cross multiply
13,796,035.46x = 19,037,765.58 × 7,599,863.96 - Step 4: Simplify right side
13,796,035.46x = 144,684,428,510,370.47 - Step 5: Solve for x
x = 144,684,428,510,370.47/13,796,035.46 - Step 6: Final answer
x = 10,487,391.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.