Finding the Fourth Proportional to 19,250,410.92, 28,877,397.84 and 6,296,634.96
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Solution
The fourth proportional to 19,250,410.92, 28,877,397.84 and 6,296,634.96 is: 9,445,535.14
Step by Step Solution
- Step 1: Write the proportion equation
19,250,410.92 : 28,877,397.84 = 6,296,634.96 : x - Step 2: Convert to fraction form
19,250,410.92/28,877,397.84 = 6,296,634.96/x - Step 3: Cross multiply
19,250,410.92x = 28,877,397.84 × 6,296,634.96 - Step 4: Simplify right side
19,250,410.92x = 181,830,432,793,172.50 - Step 5: Solve for x
x = 181,830,432,793,172.50/19,250,410.92 - Step 6: Final answer
x = 9,445,535.14
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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.