Finding the Fourth Proportional to 18,544,588.46, 25,593,064.12 and 10,287,312.98
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Solution
The fourth proportional to 18,544,588.46, 25,593,064.12 and 10,287,312.98 is: 14,197,341.79
Step by Step Solution
- Step 1: Write the proportion equation
18,544,588.46 : 25,593,064.12 = 10,287,312.98 : x - Step 2: Convert to fraction form
18,544,588.46/25,593,064.12 = 10,287,312.98/x - Step 3: Cross multiply
18,544,588.46x = 25,593,064.12 × 10,287,312.98 - Step 4: Simplify right side
18,544,588.46x = 263,283,860,719,648.31 - Step 5: Solve for x
x = 263,283,860,719,648.31/18,544,588.46 - Step 6: Final answer
x = 14,197,341.79
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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.