Finding the Fourth Proportional to 27,566,240.90, 38,040,717.15 and 15,176,210.63
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Solution
The fourth proportional to 27,566,240.90, 38,040,717.15 and 15,176,210.63 is: 20,942,787.88
Step by Step Solution
- Step 1: Write the proportion equation
27,566,240.90 : 38,040,717.15 = 15,176,210.63 : x - Step 2: Convert to fraction form
27,566,240.90/38,040,717.15 = 15,176,210.63/x - Step 3: Cross multiply
27,566,240.90x = 38,040,717.15 × 15,176,210.63 - Step 4: Simplify right side
27,566,240.90x = 577,313,935,794,449.75 - Step 5: Solve for x
x = 577,313,935,794,449.75/27,566,240.90 - Step 6: Final answer
x = 20,942,787.88
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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.