Finding the Fourth Proportional to 16,516,205.55, 24,774,308.33 and 14,124,721.05
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Solution
The fourth proportional to 16,516,205.55, 24,774,308.33 and 14,124,721.05 is: 21,187,081.58
Step by Step Solution
- Step 1: Write the proportion equation
16,516,205.55 : 24,774,308.33 = 14,124,721.05 : x - Step 2: Convert to fraction form
16,516,205.55/24,774,308.33 = 14,124,721.05/x - Step 3: Cross multiply
16,516,205.55x = 24,774,308.33 × 14,124,721.05 - Step 4: Simplify right side
16,516,205.55x = 349,930,194,297,317.75 - Step 5: Solve for x
x = 349,930,194,297,317.75/16,516,205.55 - Step 6: Final answer
x = 21,187,081.58
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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.