Finding the Fourth Proportional to 27,442,752.84, 37,872,723.18 and 15,219,609.96
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Solution
The fourth proportional to 27,442,752.84, 37,872,723.18 and 15,219,609.96 is: 21,004,018.01
Step by Step Solution
- Step 1: Write the proportion equation
27,442,752.84 : 37,872,723.18 = 15,219,609.96 : x - Step 2: Convert to fraction form
27,442,752.84/37,872,723.18 = 15,219,609.96/x - Step 3: Cross multiply
27,442,752.84x = 37,872,723.18 × 15,219,609.96 - Step 4: Simplify right side
27,442,752.84x = 576,408,074,922,650.88 - Step 5: Solve for x
x = 576,408,074,922,650.88/27,442,752.84 - Step 6: Final answer
x = 21,004,018.01
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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.