Finding the Fourth Proportional to 29,927,112.66, 41,299,390.71 and 16,176,076.74
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Solution
The fourth proportional to 29,927,112.66, 41,299,390.71 and 16,176,076.74 is: 22,322,972.52
Step by Step Solution
- Step 1: Write the proportion equation
29,927,112.66 : 41,299,390.71 = 16,176,076.74 : x - Step 2: Convert to fraction form
29,927,112.66/41,299,390.71 = 16,176,076.74/x - Step 3: Cross multiply
29,927,112.66x = 41,299,390.71 × 16,176,076.74 - Step 4: Simplify right side
29,927,112.66x = 668,062,113,440,203.12 - Step 5: Solve for x
x = 668,062,113,440,203.12/29,927,112.66 - Step 6: Final answer
x = 22,322,972.52
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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.