Finding the Fourth Proportional to 27,157,894.17, 37,478,340.54 and 14,768,232.99
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Solution
The fourth proportional to 27,157,894.17, 37,478,340.54 and 14,768,232.99 is: 20,380,404.38
Step by Step Solution
- Step 1: Write the proportion equation
27,157,894.17 : 37,478,340.54 = 14,768,232.99 : x - Step 2: Convert to fraction form
27,157,894.17/37,478,340.54 = 14,768,232.99/x - Step 3: Cross multiply
27,157,894.17x = 37,478,340.54 × 14,768,232.99 - Step 4: Simplify right side
27,157,894.17x = 553,488,865,173,282.44 - Step 5: Solve for x
x = 553,488,865,173,282.44/27,157,894.17 - Step 6: Final answer
x = 20,380,404.38
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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.