Finding the Fourth Proportional to 12,223,277.35, 18,334,919.42 and 4,545,919.08
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Solution
The fourth proportional to 12,223,277.35, 18,334,919.42 and 4,545,919.08 is: 6,818,879.88
Step by Step Solution
- Step 1: Write the proportion equation
12,223,277.35 : 18,334,919.42 = 4,545,919.08 : x - Step 2: Convert to fraction form
12,223,277.35/18,334,919.42 = 4,545,919.08/x - Step 3: Cross multiply
12,223,277.35x = 18,334,919.42 × 4,545,919.08 - Step 4: Simplify right side
12,223,277.35x = 83,349,060,021,640.55 - Step 5: Solve for x
x = 83,349,060,021,640.55/12,223,277.35 - Step 6: Final answer
x = 6,818,879.88
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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.