Finding the Fourth Proportional to 56,043,429.99, 84,062,155.61 and 15,102,211.79
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Solution
The fourth proportional to 56,043,429.99, 84,062,155.61 and 15,102,211.79 is: 22,652,512.12
Step by Step Solution
- Step 1: Write the proportion equation
56,043,429.99 : 84,062,155.61 = 15,102,211.79 : x - Step 2: Convert to fraction form
56,043,429.99/84,062,155.61 = 15,102,211.79/x - Step 3: Cross multiply
56,043,429.99x = 84,062,155.61 × 15,102,211.79 - Step 4: Simplify right side
56,043,429.99x = 1,269,524,477,050,335 - Step 5: Solve for x
x = 1,269,524,477,050,335/56,043,429.99 - Step 6: Final answer
x = 22,652,512.12
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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.