Finding the Fourth Proportional to 74,121,866.07, 111,182,239.29 and 22,306,245.66
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Solution
The fourth proportional to 74,121,866.07, 111,182,239.29 and 22,306,245.66 is: 33,459,200.02
Step by Step Solution
- Step 1: Write the proportion equation
74,121,866.07 : 111,182,239.29 = 22,306,245.66 : x - Step 2: Convert to fraction form
74,121,866.07/111,182,239.29 = 22,306,245.66/x - Step 3: Cross multiply
74,121,866.07x = 111,182,239.29 × 22,306,245.66 - Step 4: Simplify right side
74,121,866.07x = 2,480,058,342,631,644 - Step 5: Solve for x
x = 2,480,058,342,631,644/74,121,866.07 - Step 6: Final answer
x = 33,459,200.02
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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.