Finding the Fourth Proportional to 57,755,339.99, 86,636,165.34 and 14,624,917.03
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Solution
The fourth proportional to 57,755,339.99, 86,636,165.34 and 14,624,917.03 is: 21,938,174.55
Step by Step Solution
- Step 1: Write the proportion equation
57,755,339.99 : 86,636,165.34 = 14,624,917.03 : x - Step 2: Convert to fraction form
57,755,339.99/86,636,165.34 = 14,624,917.03/x - Step 3: Cross multiply
57,755,339.99x = 86,636,165.34 × 14,624,917.03 - Step 4: Simplify right side
57,755,339.99x = 1,267,046,729,975,735.25 - Step 5: Solve for x
x = 1,267,046,729,975,735.25/57,755,339.99 - Step 6: Final answer
x = 21,938,174.55
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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.