Finding the Fourth Proportional to 19,578,203.82, 29,377,256.58 and 8,793,304.92
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Solution
The fourth proportional to 19,578,203.82, 29,377,256.58 and 8,793,304.92 is: 13,194,426.68
Step by Step Solution
- Step 1: Write the proportion equation
19,578,203.82 : 29,377,256.58 = 8,793,304.92 : x - Step 2: Convert to fraction form
19,578,203.82/29,377,256.58 = 8,793,304.92/x - Step 3: Cross multiply
19,578,203.82x = 29,377,256.58 × 8,793,304.92 - Step 4: Simplify right side
19,578,203.82x = 258,323,174,821,016.34 - Step 5: Solve for x
x = 258,323,174,821,016.34/19,578,203.82 - Step 6: Final answer
x = 13,194,426.68
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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.