Finding the Fourth Proportional to 18,085,260.32, 27,127,521.12 and 5,305,482.08
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Solution
The fourth proportional to 18,085,260.32, 27,127,521.12 and 5,305,482.08 is: 7,958,114.76
Step by Step Solution
- Step 1: Write the proportion equation
18,085,260.32 : 27,127,521.12 = 5,305,482.08 : x - Step 2: Convert to fraction form
18,085,260.32/27,127,521.12 = 5,305,482.08/x - Step 3: Cross multiply
18,085,260.32x = 27,127,521.12 × 5,305,482.08 - Step 4: Simplify right side
18,085,260.32x = 143,924,577,176,981.53 - Step 5: Solve for x
x = 143,924,577,176,981.53/18,085,260.32 - Step 6: Final answer
x = 7,958,114.76
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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.