Finding the Fourth Proportional to 8,601,155.24, 12,903,729.84 and 2,843,541.54
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Solution
The fourth proportional to 8,601,155.24, 12,903,729.84 and 2,843,541.54 is: 4,265,972.51
Step by Step Solution
- Step 1: Write the proportion equation
8,601,155.24 : 12,903,729.84 = 2,843,541.54 : x - Step 2: Convert to fraction form
8,601,155.24/12,903,729.84 = 2,843,541.54/x - Step 3: Cross multiply
8,601,155.24x = 12,903,729.84 × 2,843,541.54 - Step 4: Simplify right side
8,601,155.24x = 36,692,291,820,977.55 - Step 5: Solve for x
x = 36,692,291,820,977.55/8,601,155.24 - Step 6: Final answer
x = 4,265,972.51
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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.