Finding the Fourth Proportional to 73,130,161.58, 109,663,351.94 and 27,660,069.62
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Solution
The fourth proportional to 73,130,161.58, 109,663,351.94 and 27,660,069.62 is: 41,478,042.49
Step by Step Solution
- Step 1: Write the proportion equation
73,130,161.58 : 109,663,351.94 = 27,660,069.62 : x - Step 2: Convert to fraction form
73,130,161.58/109,663,351.94 = 27,660,069.62/x - Step 3: Cross multiply
73,130,161.58x = 109,663,351.94 × 27,660,069.62 - Step 4: Simplify right side
73,130,161.58x = 3,033,295,949,422,962 - Step 5: Solve for x
x = 3,033,295,949,422,962/73,130,161.58 - Step 6: Final answer
x = 41,478,042.49
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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.