Finding the Fourth Proportional to 43,634,910.74, 65,438,122.26 and 14,480,919.32
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Solution
The fourth proportional to 43,634,910.74, 65,438,122.26 and 14,480,919.32 is: 21,716,651.94
Step by Step Solution
- Step 1: Write the proportion equation
43,634,910.74 : 65,438,122.26 = 14,480,919.32 : x - Step 2: Convert to fraction form
43,634,910.74/65,438,122.26 = 14,480,919.32/x - Step 3: Cross multiply
43,634,910.74x = 65,438,122.26 × 14,480,919.32 - Step 4: Simplify right side
43,634,910.74x = 947,604,168,899,356 - Step 5: Solve for x
x = 947,604,168,899,356/43,634,910.74 - Step 6: Final answer
x = 21,716,651.94
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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.