Finding the Fourth Proportional to 18,529,886.04, 27,798,544.08 and 6,399,794.40
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Solution
The fourth proportional to 18,529,886.04, 27,798,544.08 and 6,399,794.40 is: 9,600,974.68
Step by Step Solution
- Step 1: Write the proportion equation
18,529,886.04 : 27,798,544.08 = 6,399,794.40 : x - Step 2: Convert to fraction form
18,529,886.04/27,798,544.08 = 6,399,794.40/x - Step 3: Cross multiply
18,529,886.04x = 27,798,544.08 × 6,399,794.40 - Step 4: Simplify right side
18,529,886.04x = 177,904,966,731,337.16 - Step 5: Solve for x
x = 177,904,966,731,337.16/18,529,886.04 - Step 6: Final answer
x = 9,600,974.68
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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.