Finding the Fourth Proportional to 57,501,580.74, 86,201,982.36 and 21,624,982.98
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Solution
The fourth proportional to 57,501,580.74, 86,201,982.36 and 21,624,982.98 is: 32,418,524.45
Step by Step Solution
- Step 1: Write the proportion equation
57,501,580.74 : 86,201,982.36 = 21,624,982.98 : x - Step 2: Convert to fraction form
57,501,580.74/86,201,982.36 = 21,624,982.98/x - Step 3: Cross multiply
57,501,580.74x = 86,201,982.36 × 21,624,982.98 - Step 4: Simplify right side
57,501,580.74x = 1,864,116,401,377,260.25 - Step 5: Solve for x
x = 1,864,116,401,377,260.25/57,501,580.74 - Step 6: Final answer
x = 32,418,524.45
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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.