Finding the Fourth Proportional to 19,551,359.80, 29,337,537.30 and 8,192,956.60
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Solution
The fourth proportional to 19,551,359.80, 29,337,537.30 and 8,192,956.60 is: 12,293,833.90
Step by Step Solution
- Step 1: Write the proportion equation
19,551,359.80 : 29,337,537.30 = 8,192,956.60 : x - Step 2: Convert to fraction form
19,551,359.80/29,337,537.30 = 8,192,956.60/x - Step 3: Cross multiply
19,551,359.80x = 29,337,537.30 × 8,192,956.60 - Step 4: Simplify right side
19,551,359.80x = 240,361,169,849,781.19 - Step 5: Solve for x
x = 240,361,169,849,781.19/19,551,359.80 - Step 6: Final answer
x = 12,293,833.90
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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.