Finding the Fourth Proportional to 34,896,883.21, 48,126,348.74 and 21,845,331.95
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Solution
The fourth proportional to 34,896,883.21, 48,126,348.74 and 21,845,331.95 is: 30,126,933.03
Step by Step Solution
- Step 1: Write the proportion equation
34,896,883.21 : 48,126,348.74 = 21,845,331.95 : x - Step 2: Convert to fraction form
34,896,883.21/48,126,348.74 = 21,845,331.95/x - Step 3: Cross multiply
34,896,883.21x = 48,126,348.74 × 21,845,331.95 - Step 4: Simplify right side
34,896,883.21x = 1,051,336,063,657,537.50 - Step 5: Solve for x
x = 1,051,336,063,657,537.50/34,896,883.21 - Step 6: Final answer
x = 30,126,933.03
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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.