Finding the Fourth Proportional to 8,403,853.68, 12,607,551.99 and 2,723,635.13
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Solution
The fourth proportional to 8,403,853.68, 12,607,551.99 and 2,723,635.13 is: 4,086,026.81
Step by Step Solution
- Step 1: Write the proportion equation
8,403,853.68 : 12,607,551.99 = 2,723,635.13 : x - Step 2: Convert to fraction form
8,403,853.68/12,607,551.99 = 2,723,635.13/x - Step 3: Cross multiply
8,403,853.68x = 12,607,551.99 × 2,723,635.13 - Step 4: Simplify right side
8,403,853.68x = 34,338,371,440,227.65 - Step 5: Solve for x
x = 34,338,371,440,227.65/8,403,853.68 - Step 6: Final answer
x = 4,086,026.81
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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.