Finding the Fourth Proportional to 69,379,707.44, 104,029,221.51 and 26,252,242.40
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Solution
The fourth proportional to 69,379,707.44, 104,029,221.51 and 26,252,242.40 is: 39,363,099.68
Step by Step Solution
- Step 1: Write the proportion equation
69,379,707.44 : 104,029,221.51 = 26,252,242.40 : x - Step 2: Convert to fraction form
69,379,707.44/104,029,221.51 = 26,252,242.40/x - Step 3: Cross multiply
69,379,707.44x = 104,029,221.51 × 26,252,242.40 - Step 4: Simplify right side
69,379,707.44x = 2,731,000,339,763,814 - Step 5: Solve for x
x = 2,731,000,339,763,814/69,379,707.44 - Step 6: Final answer
x = 39,363,099.68
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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.