Finding the Fourth Proportional to 49,036,462.36, 67,670,318.08 and 28,421,866
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Solution
The fourth proportional to 49,036,462.36, 67,670,318.08 and 28,421,866 is: 39,222,175.09
Step by Step Solution
- Step 1: Write the proportion equation
49,036,462.36 : 67,670,318.08 = 28,421,866 : x - Step 2: Convert to fraction form
49,036,462.36/67,670,318.08 = 28,421,866/x - Step 3: Cross multiply
49,036,462.36x = 67,670,318.08 × 28,421,866 - Step 4: Simplify right side
49,036,462.36x = 1,923,316,712,647,137.25 - Step 5: Solve for x
x = 1,923,316,712,647,137.25/49,036,462.36 - Step 6: Final answer
x = 39,222,175.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.