Finding the Fourth Proportional to 54,445,490.76, 81,705,954.63 and 21,652,699.08
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Solution
The fourth proportional to 54,445,490.76, 81,705,954.63 and 21,652,699.08 is: 32,494,049.07
Step by Step Solution
- Step 1: Write the proportion equation
54,445,490.76 : 81,705,954.63 = 21,652,699.08 : x - Step 2: Convert to fraction form
54,445,490.76/81,705,954.63 = 21,652,699.08/x - Step 3: Cross multiply
54,445,490.76x = 81,705,954.63 × 21,652,699.08 - Step 4: Simplify right side
54,445,490.76x = 1,769,154,448,647,522.50 - Step 5: Solve for x
x = 1,769,154,448,647,522.50/54,445,490.76 - Step 6: Final answer
x = 32,494,049.07
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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.