Finding the Fourth Proportional to 66,928,679.36, 100,421,395.86 and 32,410,800.08
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Solution
The fourth proportional to 66,928,679.36, 100,421,395.86 and 32,410,800.08 is: 48,629,941.84
Step by Step Solution
- Step 1: Write the proportion equation
66,928,679.36 : 100,421,395.86 = 32,410,800.08 : x - Step 2: Convert to fraction form
66,928,679.36/100,421,395.86 = 32,410,800.08/x - Step 3: Cross multiply
66,928,679.36x = 100,421,395.86 × 32,410,800.08 - Step 4: Simplify right side
66,928,679.36x = 3,254,737,784,969,013 - Step 5: Solve for x
x = 3,254,737,784,969,013/66,928,679.36 - Step 6: Final answer
x = 48,629,941.84
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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.