Finding the Fourth Proportional to 6,648,175.76, 9,174,482.36 and 3,592,389.92
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Solution
The fourth proportional to 6,648,175.76, 9,174,482.36 and 3,592,389.92 is: 4,957,497.99
Step by Step Solution
- Step 1: Write the proportion equation
6,648,175.76 : 9,174,482.36 = 3,592,389.92 : x - Step 2: Convert to fraction form
6,648,175.76/9,174,482.36 = 3,592,389.92/x - Step 3: Cross multiply
6,648,175.76x = 9,174,482.36 × 3,592,389.92 - Step 4: Simplify right side
6,648,175.76x = 32,958,317,951,281.81 - Step 5: Solve for x
x = 32,958,317,951,281.81/6,648,175.76 - Step 6: Final answer
x = 4,957,497.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.