Finding the Fourth Proportional to 29,358,664.80, 44,037,997.20 and 17,879,539.20
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Solution
The fourth proportional to 29,358,664.80, 44,037,997.20 and 17,879,539.20 is: 26,819,308.80
Step by Step Solution
- Step 1: Write the proportion equation
29,358,664.80 : 44,037,997.20 = 17,879,539.20 : x - Step 2: Convert to fraction form
29,358,664.80/44,037,997.20 = 17,879,539.20/x - Step 3: Cross multiply
29,358,664.80x = 44,037,997.20 × 17,879,539.20 - Step 4: Simplify right side
29,358,664.80x = 787,379,097,226,890.25 - Step 5: Solve for x
x = 787,379,097,226,890.25/29,358,664.80 - Step 6: Final answer
x = 26,819,308.80
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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.