Finding the Fourth Proportional to 16,402,659.70, 24,603,989.55 and 16,402,659.70
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Solution
The fourth proportional to 16,402,659.70, 24,603,989.55 and 16,402,659.70 is: 24,603,989.55
Step by Step Solution
- Step 1: Write the proportion equation
16,402,659.70 : 24,603,989.55 = 16,402,659.70 : x - Step 2: Convert to fraction form
16,402,659.70/24,603,989.55 = 16,402,659.70/x - Step 3: Cross multiply
16,402,659.70x = 24,603,989.55 × 16,402,659.70 - Step 4: Simplify right side
16,402,659.70x = 403,570,867,851,006.12 - Step 5: Solve for x
x = 403,570,867,851,006.12/16,402,659.70 - Step 6: Final answer
x = 24,603,989.55
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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.