Finding the Fourth Proportional to 13,001,744.05, 19,502,616.08 and 6,624,452.05
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Solution
The fourth proportional to 13,001,744.05, 19,502,616.08 and 6,624,452.05 is: 9,936,678.08
Step by Step Solution
- Step 1: Write the proportion equation
13,001,744.05 : 19,502,616.08 = 6,624,452.05 : x - Step 2: Convert to fraction form
13,001,744.05/19,502,616.08 = 6,624,452.05/x - Step 3: Cross multiply
13,001,744.05x = 19,502,616.08 × 6,624,452.05 - Step 4: Simplify right side
13,001,744.05x = 129,194,145,038,396.69 - Step 5: Solve for x
x = 129,194,145,038,396.69/13,001,744.05 - Step 6: Final answer
x = 9,936,678.08
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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.