Finding the Fourth Proportional to 34,512,089.99, 47,629,532.72 and 19,830,591.32
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Solution
The fourth proportional to 34,512,089.99, 47,629,532.72 and 19,830,591.32 is: 27,367,852.78
Step by Step Solution
- Step 1: Write the proportion equation
34,512,089.99 : 47,629,532.72 = 19,830,591.32 : x - Step 2: Convert to fraction form
34,512,089.99/47,629,532.72 = 19,830,591.32/x - Step 3: Cross multiply
34,512,089.99x = 47,629,532.72 × 19,830,591.32 - Step 4: Simplify right side
34,512,089.99x = 944,521,797,944,316.75 - Step 5: Solve for x
x = 944,521,797,944,316.75/34,512,089.99 - Step 6: Final answer
x = 27,367,852.78
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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.