Finding the Fourth Proportional to 27,863,725.70, 41,795,588.55 and 7,393,405.70
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Solution
The fourth proportional to 27,863,725.70, 41,795,588.55 and 7,393,405.70 is: 11,090,108.55
Step by Step Solution
- Step 1: Write the proportion equation
27,863,725.70 : 41,795,588.55 = 7,393,405.70 : x - Step 2: Convert to fraction form
27,863,725.70/41,795,588.55 = 7,393,405.70/x - Step 3: Cross multiply
27,863,725.70x = 41,795,588.55 × 7,393,405.70 - Step 4: Simplify right side
27,863,725.70x = 309,011,742,620,424.75 - Step 5: Solve for x
x = 309,011,742,620,424.75/27,863,725.70 - Step 6: Final answer
x = 11,090,108.55
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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.