Finding the Fourth Proportional to 48,965,987.40, 73,448,981.10 and 14,887,278.60
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Solution
The fourth proportional to 48,965,987.40, 73,448,981.10 and 14,887,278.60 is: 22,330,917.90
Step by Step Solution
- Step 1: Write the proportion equation
48,965,987.40 : 73,448,981.10 = 14,887,278.60 : x - Step 2: Convert to fraction form
48,965,987.40/73,448,981.10 = 14,887,278.60/x - Step 3: Cross multiply
48,965,987.40x = 73,448,981.10 × 14,887,278.60 - Step 4: Simplify right side
48,965,987.40x = 1,093,455,444,521,834.38 - Step 5: Solve for x
x = 1,093,455,444,521,834.38/48,965,987.40 - Step 6: Final answer
x = 22,330,917.90
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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.