Finding the Fourth Proportional to 43,565,350.74, 65,355,124.59 and 12,863,033.70
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Solution
The fourth proportional to 43,565,350.74, 65,355,124.59 and 12,863,033.70 is: 19,296,646.44
Step by Step Solution
- Step 1: Write the proportion equation
43,565,350.74 : 65,355,124.59 = 12,863,033.70 : x - Step 2: Convert to fraction form
43,565,350.74/65,355,124.59 = 12,863,033.70/x - Step 3: Cross multiply
43,565,350.74x = 65,355,124.59 × 12,863,033.70 - Step 4: Simplify right side
43,565,350.74x = 840,665,170,068,868.62 - Step 5: Solve for x
x = 840,665,170,068,868.62/43,565,350.74 - Step 6: Final answer
x = 19,296,646.44
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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.