Finding the Fourth Proportional to 89,435,765.26, 134,153,694.62 and 28,029,706.47
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Solution
The fourth proportional to 89,435,765.26, 134,153,694.62 and 28,029,706.47 is: 42,044,574.35
Step by Step Solution
- Step 1: Write the proportion equation
89,435,765.26 : 134,153,694.62 = 28,029,706.47 : x - Step 2: Convert to fraction form
89,435,765.26/134,153,694.62 = 28,029,706.47/x - Step 3: Cross multiply
89,435,765.26x = 134,153,694.62 × 28,029,706.47 - Step 4: Simplify right side
89,435,765.26x = 3,760,288,682,029,581 - Step 5: Solve for x
x = 3,760,288,682,029,581/89,435,765.26 - Step 6: Final answer
x = 42,044,574.35
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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.