Finding the Fourth Proportional to 14,376,515.34, 19,839,687.24 and 7,850,190.18
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Solution
The fourth proportional to 14,376,515.34, 19,839,687.24 and 7,850,190.18 is: 10,833,314.91
Step by Step Solution
- Step 1: Write the proportion equation
14,376,515.34 : 19,839,687.24 = 7,850,190.18 : x - Step 2: Convert to fraction form
14,376,515.34/19,839,687.24 = 7,850,190.18/x - Step 3: Cross multiply
14,376,515.34x = 19,839,687.24 × 7,850,190.18 - Step 4: Simplify right side
14,376,515.34x = 155,745,317,945,719.28 - Step 5: Solve for x
x = 155,745,317,945,719.28/14,376,515.34 - Step 6: Final answer
x = 10,833,314.91
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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.