Finding the Fourth Proportional to 36,054,828.11, 54,044,450.80 and 13,321,225.55
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Solution
The fourth proportional to 36,054,828.11, 54,044,450.80 and 13,321,225.55 is: 19,967,875.50
Step by Step Solution
- Step 1: Write the proportion equation
36,054,828.11 : 54,044,450.80 = 13,321,225.55 : x - Step 2: Convert to fraction form
36,054,828.11/54,044,450.80 = 13,321,225.55/x - Step 3: Cross multiply
36,054,828.11x = 54,044,450.80 × 13,321,225.55 - Step 4: Simplify right side
36,054,828.11x = 719,938,318,832,678 - Step 5: Solve for x
x = 719,938,318,832,678/36,054,828.11 - Step 6: Final answer
x = 19,967,875.50
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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.