Finding the Fourth Proportional to 29,657,331.40, 44,430,009.90 and 15,231,296.20
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Solution
The fourth proportional to 29,657,331.40, 44,430,009.90 and 15,231,296.20 is: 22,818,190.61
Step by Step Solution
- Step 1: Write the proportion equation
29,657,331.40 : 44,430,009.90 = 15,231,296.20 : x - Step 2: Convert to fraction form
29,657,331.40/44,430,009.90 = 15,231,296.20/x - Step 3: Cross multiply
29,657,331.40x = 44,430,009.90 × 15,231,296.20 - Step 4: Simplify right side
29,657,331.40x = 676,726,640,955,832.38 - Step 5: Solve for x
x = 676,726,640,955,832.38/29,657,331.40 - Step 6: Final answer
x = 22,818,190.61
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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.