Finding the Fourth Proportional to 73,507,812.70, 110,261,719.05 and 62,028,687.10
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Solution
The fourth proportional to 73,507,812.70, 110,261,719.05 and 62,028,687.10 is: 93,043,030.65
Step by Step Solution
- Step 1: Write the proportion equation
73,507,812.70 : 110,261,719.05 = 62,028,687.10 : x - Step 2: Convert to fraction form
73,507,812.70/110,261,719.05 = 62,028,687.10/x - Step 3: Cross multiply
73,507,812.70x = 110,261,719.05 × 62,028,687.10 - Step 4: Simplify right side
73,507,812.70x = 6,839,389,670,060,559 - Step 5: Solve for x
x = 6,839,389,670,060,559/73,507,812.70 - Step 6: Final answer
x = 93,043,030.65
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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.