Finding the Fourth Proportional to 16,596,999.70, 24,895,499.55 and 15,534,117.70
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Solution
The fourth proportional to 16,596,999.70, 24,895,499.55 and 15,534,117.70 is: 23,301,176.55
Step by Step Solution
- Step 1: Write the proportion equation
16,596,999.70 : 24,895,499.55 = 15,534,117.70 : x - Step 2: Convert to fraction form
16,596,999.70/24,895,499.55 = 15,534,117.70/x - Step 3: Cross multiply
16,596,999.70x = 24,895,499.55 × 15,534,117.70 - Step 4: Simplify right side
16,596,999.70x = 386,729,620,209,997 - Step 5: Solve for x
x = 386,729,620,209,997/16,596,999.70 - Step 6: Final answer
x = 23,301,176.55
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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.