Finding the Fourth Proportional to 17,847,854.81, 24,620,973.46 and 11,656,525.24
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Solution
The fourth proportional to 17,847,854.81, 24,620,973.46 and 11,656,525.24 is: 16,080,083.66
Step by Step Solution
- Step 1: Write the proportion equation
17,847,854.81 : 24,620,973.46 = 11,656,525.24 : x - Step 2: Convert to fraction form
17,847,854.81/24,620,973.46 = 11,656,525.24/x - Step 3: Cross multiply
17,847,854.81x = 24,620,973.46 × 11,656,525.24 - Step 4: Simplify right side
17,847,854.81x = 286,994,998,569,860.12 - Step 5: Solve for x
x = 286,994,998,569,860.12/17,847,854.81 - Step 6: Final answer
x = 16,080,083.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.