Finding the Fourth Proportional to 8,899,517.76, 13,341,359.66 and 3,218,479.08
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Solution
The fourth proportional to 8,899,517.76, 13,341,359.66 and 3,218,479.08 is: 4,824,855.47
Step by Step Solution
- Step 1: Write the proportion equation
8,899,517.76 : 13,341,359.66 = 3,218,479.08 : x - Step 2: Convert to fraction form
8,899,517.76/13,341,359.66 = 3,218,479.08/x - Step 3: Cross multiply
8,899,517.76x = 13,341,359.66 × 3,218,479.08 - Step 4: Simplify right side
8,899,517.76x = 42,938,886,964,465.91 - Step 5: Solve for x
x = 42,938,886,964,465.91/8,899,517.76 - Step 6: Final answer
x = 4,824,855.47
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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.