Finding the Fourth Proportional to 15,983,774.52, 22,057,160.91 and 8,740,275
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Solution
The fourth proportional to 15,983,774.52, 22,057,160.91 and 8,740,275 is: 12,061,334.56
Step by Step Solution
- Step 1: Write the proportion equation
15,983,774.52 : 22,057,160.91 = 8,740,275 : x - Step 2: Convert to fraction form
15,983,774.52/22,057,160.91 = 8,740,275/x - Step 3: Cross multiply
15,983,774.52x = 22,057,160.91 × 8,740,275 - Step 4: Simplify right side
15,983,774.52x = 192,785,652,072,650.25 - Step 5: Solve for x
x = 192,785,652,072,650.25/15,983,774.52 - Step 6: Final answer
x = 12,061,334.56
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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.