Finding the Fourth Proportional to 11,406,318.42, 17,046,855.34 and 8,338,767
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Solution
The fourth proportional to 11,406,318.42, 17,046,855.34 and 8,338,767 is: 12,462,369.50
Step by Step Solution
- Step 1: Write the proportion equation
11,406,318.42 : 17,046,855.34 = 8,338,767 : x - Step 2: Convert to fraction form
11,406,318.42/17,046,855.34 = 8,338,767/x - Step 3: Cross multiply
11,406,318.42x = 17,046,855.34 × 8,338,767 - Step 4: Simplify right side
11,406,318.42x = 142,149,754,762,965.78 - Step 5: Solve for x
x = 142,149,754,762,965.78/11,406,318.42 - Step 6: Final answer
x = 12,462,369.50
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.