Finding the Fourth Proportional to 73,754,138.80, 110,631,208.20 and 27,695,918.80
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Solution
The fourth proportional to 73,754,138.80, 110,631,208.20 and 27,695,918.80 is: 41,543,878.20
Step by Step Solution
- Step 1: Write the proportion equation
73,754,138.80 : 110,631,208.20 = 27,695,918.80 : x - Step 2: Convert to fraction form
73,754,138.80/110,631,208.20 = 27,695,918.80/x - Step 3: Cross multiply
73,754,138.80x = 110,631,208.20 × 27,695,918.80 - Step 4: Simplify right side
73,754,138.80x = 3,064,032,959,053,094.50 - Step 5: Solve for x
x = 3,064,032,959,053,094.50/73,754,138.80 - Step 6: Final answer
x = 41,543,878.20
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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.