Finding the Fourth Proportional to 73,754,159.80, 110,631,239.70 and 27,695,939.80
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Solution
The fourth proportional to 73,754,159.80, 110,631,239.70 and 27,695,939.80 is: 41,543,909.70
Step by Step Solution
- Step 1: Write the proportion equation
73,754,159.80 : 110,631,239.70 = 27,695,939.80 : x - Step 2: Convert to fraction form
73,754,159.80/110,631,239.70 = 27,695,939.80/x - Step 3: Cross multiply
73,754,159.80x = 110,631,239.70 × 27,695,939.80 - Step 4: Simplify right side
73,754,159.80x = 3,064,036,154,730,570 - Step 5: Solve for x
x = 3,064,036,154,730,570/73,754,159.80 - Step 6: Final answer
x = 41,543,909.70
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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.