Finding the Fourth Proportional to 25,590,665.75, 38,401,166.83 and 9,427,957.99
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Solution
The fourth proportional to 25,590,665.75, 38,401,166.83 and 9,427,957.99 is: 14,147,525.17
Step by Step Solution
- Step 1: Write the proportion equation
25,590,665.75 : 38,401,166.83 = 9,427,957.99 : x - Step 2: Convert to fraction form
25,590,665.75/38,401,166.83 = 9,427,957.99/x - Step 3: Cross multiply
25,590,665.75x = 38,401,166.83 × 9,427,957.99 - Step 4: Simplify right side
25,590,665.75x = 362,044,587,754,332.62 - Step 5: Solve for x
x = 362,044,587,754,332.62/25,590,665.75 - Step 6: Final answer
x = 14,147,525.17
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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.