Finding the Fourth Proportional to 27,921,987.42, 41,882,670.09 and 10,894,621.02
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Solution
The fourth proportional to 27,921,987.42, 41,882,670.09 and 10,894,621.02 is: 16,341,810.17
Step by Step Solution
- Step 1: Write the proportion equation
27,921,987.42 : 41,882,670.09 = 10,894,621.02 : x - Step 2: Convert to fraction form
27,921,987.42/41,882,670.09 = 10,894,621.02/x - Step 3: Cross multiply
27,921,987.42x = 41,882,670.09 × 10,894,621.02 - Step 4: Simplify right side
27,921,987.42x = 456,295,817,936,239.31 - Step 5: Solve for x
x = 456,295,817,936,239.31/27,921,987.42 - Step 6: Final answer
x = 16,341,810.17
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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.