Finding the Fourth Proportional to 79,476,305.32, 119,220,133.08 and 21,183,677.96
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Solution
The fourth proportional to 79,476,305.32, 119,220,133.08 and 21,183,677.96 is: 31,777,029.58
Step by Step Solution
- Step 1: Write the proportion equation
79,476,305.32 : 119,220,133.08 = 21,183,677.96 : x - Step 2: Convert to fraction form
79,476,305.32/119,220,133.08 = 21,183,677.96/x - Step 3: Cross multiply
79,476,305.32x = 119,220,133.08 × 21,183,677.96 - Step 4: Simplify right side
79,476,305.32x = 2,525,520,904,918,962 - Step 5: Solve for x
x = 2,525,520,904,918,962/79,476,305.32 - Step 6: Final answer
x = 31,777,029.58
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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.