Finding the Fourth Proportional to 19,647,176.40, 29,470,764.60 and 14,864,207.40
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Solution
The fourth proportional to 19,647,176.40, 29,470,764.60 and 14,864,207.40 is: 22,296,311.10
Step by Step Solution
- Step 1: Write the proportion equation
19,647,176.40 : 29,470,764.60 = 14,864,207.40 : x - Step 2: Convert to fraction form
19,647,176.40/29,470,764.60 = 14,864,207.40/x - Step 3: Cross multiply
19,647,176.40x = 29,470,764.60 × 14,864,207.40 - Step 4: Simplify right side
19,647,176.40x = 438,059,557,250,978.06 - Step 5: Solve for x
x = 438,059,557,250,978.06/19,647,176.40 - Step 6: Final answer
x = 22,296,311.10
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.