Finding the Fourth Proportional to 15,008,678.73, 22,512,780.36 and 4,773,390.75
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Solution
The fourth proportional to 15,008,678.73, 22,512,780.36 and 4,773,390.75 is: 7,160,010.52
Step by Step Solution
- Step 1: Write the proportion equation
15,008,678.73 : 22,512,780.36 = 4,773,390.75 : x - Step 2: Convert to fraction form
15,008,678.73/22,512,780.36 = 4,773,390.75/x - Step 3: Cross multiply
15,008,678.73x = 22,512,780.36 × 4,773,390.75 - Step 4: Simplify right side
15,008,678.73x = 107,462,297,527,205.67 - Step 5: Solve for x
x = 107,462,297,527,205.67/15,008,678.73 - Step 6: Final answer
x = 7,160,010.52
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1.5x scale
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.