Finding the Fourth Proportional to 17,290,438.68, 25,936,357.86 and 6,506,604.12
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Solution
The fourth proportional to 17,290,438.68, 25,936,357.86 and 6,506,604.12 is: 9,760,169.54
Step by Step Solution
- Step 1: Write the proportion equation
17,290,438.68 : 25,936,357.86 = 6,506,604.12 : x - Step 2: Convert to fraction form
17,290,438.68/25,936,357.86 = 6,506,604.12/x - Step 3: Cross multiply
17,290,438.68x = 25,936,357.86 × 6,506,604.12 - Step 4: Simplify right side
17,290,438.68x = 168,757,612,909,670.38 - Step 5: Solve for x
x = 168,757,612,909,670.38/17,290,438.68 - Step 6: Final answer
x = 9,760,169.54
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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.