Finding the Fourth Proportional to 32,115,126.78, 44,319,534.75 and 18,176,481.54
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Solution
The fourth proportional to 32,115,126.78, 44,319,534.75 and 18,176,481.54 is: 25,083,917.95
Step by Step Solution
- Step 1: Write the proportion equation
32,115,126.78 : 44,319,534.75 = 18,176,481.54 : x - Step 2: Convert to fraction form
32,115,126.78/44,319,534.75 = 18,176,481.54/x - Step 3: Cross multiply
32,115,126.78x = 44,319,534.75 × 18,176,481.54 - Step 4: Simplify right side
32,115,126.78x = 805,573,205,244,763.50 - Step 5: Solve for x
x = 805,573,205,244,763.50/32,115,126.78 - Step 6: Final answer
x = 25,083,917.95
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1.5x scale
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.