Finding the Fourth Proportional to 22,326,415.29, 33,440,796.41 and 15,829,798.32
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Solution
The fourth proportional to 22,326,415.29, 33,440,796.41 and 15,829,798.32 is: 23,710,078.66
Step by Step Solution
- Step 1: Write the proportion equation
22,326,415.29 : 33,440,796.41 = 15,829,798.32 : x - Step 2: Convert to fraction form
22,326,415.29/33,440,796.41 = 15,829,798.32/x - Step 3: Cross multiply
22,326,415.29x = 33,440,796.41 × 15,829,798.32 - Step 4: Simplify right side
22,326,415.29x = 529,361,062,751,331.06 - Step 5: Solve for x
x = 529,361,062,751,331.06/22,326,415.29 - Step 6: Final answer
x = 23,710,078.66
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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.