Finding the Fourth Proportional to 14,376,495.34, 19,839,659.64 and 7,850,170.18
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Solution
The fourth proportional to 14,376,495.34, 19,839,659.64 and 7,850,170.18 is: 10,833,287.31
Step by Step Solution
- Step 1: Write the proportion equation
14,376,495.34 : 19,839,659.64 = 7,850,170.18 : x - Step 2: Convert to fraction form
14,376,495.34/19,839,659.64 = 7,850,170.18/x - Step 3: Cross multiply
14,376,495.34x = 19,839,659.64 × 7,850,170.18 - Step 4: Simplify right side
14,376,495.34x = 155,744,704,487,277.53 - Step 5: Solve for x
x = 155,744,704,487,277.53/14,376,495.34 - Step 6: Final answer
x = 10,833,287.31
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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.