Finding the Fourth Proportional to 11,170,267.66, 15,411,426.44 and 6,817,175.38
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Solution
The fourth proportional to 11,170,267.66, 15,411,426.44 and 6,817,175.38 is: 9,405,539.79
Step by Step Solution
- Step 1: Write the proportion equation
11,170,267.66 : 15,411,426.44 = 6,817,175.38 : x - Step 2: Convert to fraction form
11,170,267.66/15,411,426.44 = 6,817,175.38/x - Step 3: Cross multiply
11,170,267.66x = 15,411,426.44 × 6,817,175.38 - Step 4: Simplify right side
11,170,267.66x = 105,062,396,935,563.84 - Step 5: Solve for x
x = 105,062,396,935,563.84/11,170,267.66 - Step 6: Final answer
x = 9,405,539.79
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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.