Finding the Fourth Proportional to 7,337,383.81, 11,000,286.99 and 4,636,015.06
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Solution
The fourth proportional to 7,337,383.81, 11,000,286.99 and 4,636,015.06 is: 6,950,365.07
Step by Step Solution
- Step 1: Write the proportion equation
7,337,383.81 : 11,000,286.99 = 4,636,015.06 : x - Step 2: Convert to fraction form
7,337,383.81/11,000,286.99 = 4,636,015.06/x - Step 3: Cross multiply
7,337,383.81x = 11,000,286.99 × 4,636,015.06 - Step 4: Simplify right side
7,337,383.81x = 50,997,496,149,962.06 - Step 5: Solve for x
x = 50,997,496,149,962.06/7,337,383.81 - Step 6: Final answer
x = 6,950,365.07
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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.