Finding the Fourth Proportional to 73,615,330.90, 101,583,183.12 and 42,677,493.07
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Solution
The fourth proportional to 73,615,330.90, 101,583,183.12 and 42,677,493.07 is: 58,891,477.37
Step by Step Solution
- Step 1: Write the proportion equation
73,615,330.90 : 101,583,183.12 = 42,677,493.07 : x - Step 2: Convert to fraction form
73,615,330.90/101,583,183.12 = 42,677,493.07/x - Step 3: Cross multiply
73,615,330.90x = 101,583,183.12 × 42,677,493.07 - Step 4: Simplify right side
73,615,330.90x = 4,335,315,593,632,341 - Step 5: Solve for x
x = 4,335,315,593,632,341/73,615,330.90 - Step 6: Final answer
x = 58,891,477.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.