Finding the Fourth Proportional to 61,288,782.08, 84,578,775.36 and 33,786,106.88
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Solution
The fourth proportional to 61,288,782.08, 84,578,775.36 and 33,786,106.88 is: 46,624,968.67
Step by Step Solution
- Step 1: Write the proportion equation
61,288,782.08 : 84,578,775.36 = 33,786,106.88 : x - Step 2: Convert to fraction form
61,288,782.08/84,578,775.36 = 33,786,106.88/x - Step 3: Cross multiply
61,288,782.08x = 84,578,775.36 × 33,786,106.88 - Step 4: Simplify right side
61,288,782.08x = 2,857,587,544,092,470.50 - Step 5: Solve for x
x = 2,857,587,544,092,470.50/61,288,782.08 - Step 6: Final answer
x = 46,624,968.67
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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.