Finding the Fourth Proportional to 73,212,203.58, 109,818,948.87 and 18,624,846.84
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Solution
The fourth proportional to 73,212,203.58, 109,818,948.87 and 18,624,846.84 is: 27,937,433.96
Step by Step Solution
- Step 1: Write the proportion equation
73,212,203.58 : 109,818,948.87 = 18,624,846.84 : x - Step 2: Convert to fraction form
73,212,203.58/109,818,948.87 = 18,624,846.84/x - Step 3: Cross multiply
73,212,203.58x = 109,818,948.87 × 18,624,846.84 - Step 4: Simplify right side
73,212,203.58x = 2,045,361,102,833,541.25 - Step 5: Solve for x
x = 2,045,361,102,833,541.25/73,212,203.58 - Step 6: Final answer
x = 27,937,433.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.