Finding the Fourth Proportional to 16,243,343.74, 22,415,817.99 and 9,717,245.02
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Solution
The fourth proportional to 16,243,343.74, 22,415,817.99 and 9,717,245.02 is: 13,409,800.30
Step by Step Solution
- Step 1: Write the proportion equation
16,243,343.74 : 22,415,817.99 = 9,717,245.02 : x - Step 2: Convert to fraction form
16,243,343.74/22,415,817.99 = 9,717,245.02/x - Step 3: Cross multiply
16,243,343.74x = 22,415,817.99 × 9,717,245.02 - Step 4: Simplify right side
16,243,343.74x = 217,819,995,732,553.88 - Step 5: Solve for x
x = 217,819,995,732,553.88/16,243,343.74 - Step 6: Final answer
x = 13,409,800.30
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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.