Finding the Fourth Proportional to 29,124,933.80, 43,603,419.90 and 17,787,525.80
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Solution
The fourth proportional to 29,124,933.80, 43,603,419.90 and 17,787,525.80 is: 26,629,998.95
Step by Step Solution
- Step 1: Write the proportion equation
29,124,933.80 : 43,603,419.90 = 17,787,525.80 : x - Step 2: Convert to fraction form
29,124,933.80/43,603,419.90 = 17,787,525.80/x - Step 3: Cross multiply
29,124,933.80x = 43,603,419.90 × 17,787,525.80 - Step 4: Simplify right side
29,124,933.80x = 775,596,956,439,483.38 - Step 5: Solve for x
x = 775,596,956,439,483.38/29,124,933.80 - Step 6: Final answer
x = 26,629,998.95
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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.