Finding the Fourth Proportional to 16,402,540.70, 24,603,811.05 and 9,572,102.30
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Solution
The fourth proportional to 16,402,540.70, 24,603,811.05 and 9,572,102.30 is: 14,358,153.45
Step by Step Solution
- Step 1: Write the proportion equation
16,402,540.70 : 24,603,811.05 = 9,572,102.30 : x - Step 2: Convert to fraction form
16,402,540.70/24,603,811.05 = 9,572,102.30/x - Step 3: Cross multiply
16,402,540.70x = 24,603,811.05 × 9,572,102.30 - Step 4: Simplify right side
16,402,540.70x = 235,510,196,340,470.44 - Step 5: Solve for x
x = 235,510,196,340,470.44/16,402,540.70 - Step 6: Final answer
x = 14,358,153.45
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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.