Finding the Fourth Proportional to 23,411,475.67, 32,305,647.57 and 13,990,397.14
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Solution
The fourth proportional to 23,411,475.67, 32,305,647.57 and 13,990,397.14 is: 19,305,440.02
Step by Step Solution
- Step 1: Write the proportion equation
23,411,475.67 : 32,305,647.57 = 13,990,397.14 : x - Step 2: Convert to fraction form
23,411,475.67/32,305,647.57 = 13,990,397.14/x - Step 3: Cross multiply
23,411,475.67x = 32,305,647.57 × 13,990,397.14 - Step 4: Simplify right side
23,411,475.67x = 451,968,839,369,176 - Step 5: Solve for x
x = 451,968,839,369,176/23,411,475.67 - Step 6: Final answer
x = 19,305,440.02
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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.