Finding the Fourth Proportional to 15,545,177.74, 23,337,972.78 and 11,953,466.97
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Solution
The fourth proportional to 15,545,177.74, 23,337,972.78 and 11,953,466.97 is: 17,945,737.99
Step by Step Solution
- Step 1: Write the proportion equation
15,545,177.74 : 23,337,972.78 = 11,953,466.97 : x - Step 2: Convert to fraction form
15,545,177.74/23,337,972.78 = 11,953,466.97/x - Step 3: Cross multiply
15,545,177.74x = 23,337,972.78 × 11,953,466.97 - Step 4: Simplify right side
15,545,177.74x = 278,969,686,772,489.09 - Step 5: Solve for x
x = 278,969,686,772,489.09/15,545,177.74 - Step 6: Final answer
x = 17,945,737.99
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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.