Finding the Fourth Proportional to 24,128,028.38, 33,312,712.66 and 18,536,315.88
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Solution
The fourth proportional to 24,128,028.38, 33,312,712.66 and 18,536,315.88 is: 25,592,433.62
Step by Step Solution
- Step 1: Write the proportion equation
24,128,028.38 : 33,312,712.66 = 18,536,315.88 : x - Step 2: Convert to fraction form
24,128,028.38/33,312,712.66 = 18,536,315.88/x - Step 3: Cross multiply
24,128,028.38x = 33,312,712.66 × 18,536,315.88 - Step 4: Simplify right side
24,128,028.38x = 617,494,964,685,435 - Step 5: Solve for x
x = 617,494,964,685,435/24,128,028.38 - Step 6: Final answer
x = 25,592,433.62
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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.