Finding the Fourth Proportional to 11,383,906.39, 15,709,915.47 and 6,227,267.99
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Solution
The fourth proportional to 11,383,906.39, 15,709,915.47 and 6,227,267.99 is: 8,593,698.01
Step by Step Solution
- Step 1: Write the proportion equation
11,383,906.39 : 15,709,915.47 = 6,227,267.99 : x - Step 2: Convert to fraction form
11,383,906.39/15,709,915.47 = 6,227,267.99/x - Step 3: Cross multiply
11,383,906.39x = 15,709,915.47 × 6,227,267.99 - Step 4: Simplify right side
11,383,906.39x = 97,829,853,712,562.06 - Step 5: Solve for x
x = 97,829,853,712,562.06/11,383,906.39 - Step 6: Final answer
x = 8,593,698.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.