Finding the Fourth Proportional to 83,751,388.95, 125,627,127.17 and 26,248,138.68
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Solution
The fourth proportional to 83,751,388.95, 125,627,127.17 and 26,248,138.68 is: 39,372,221.73
Step by Step Solution
- Step 1: Write the proportion equation
83,751,388.95 : 125,627,127.17 = 26,248,138.68 : x - Step 2: Convert to fraction form
83,751,388.95/125,627,127.17 = 26,248,138.68/x - Step 3: Cross multiply
83,751,388.95x = 125,627,127.17 × 26,248,138.68 - Step 4: Simplify right side
83,751,388.95x = 3,297,478,255,796,915.50 - Step 5: Solve for x
x = 3,297,478,255,796,915.50/83,751,388.95 - Step 6: Final answer
x = 39,372,221.73
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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.