Finding the Fourth Proportional to 61,118,135.84, 84,344,623.10 and 33,616,785.80
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Solution
The fourth proportional to 61,118,135.84, 84,344,623.10 and 33,616,785.80 is: 46,392,042.05
Step by Step Solution
- Step 1: Write the proportion equation
61,118,135.84 : 84,344,623.10 = 33,616,785.80 : x - Step 2: Convert to fraction form
61,118,135.84/84,344,623.10 = 33,616,785.80/x - Step 3: Cross multiply
61,118,135.84x = 84,344,623.10 × 33,616,785.80 - Step 4: Simplify right side
61,118,135.84x = 2,835,395,127,544,625 - Step 5: Solve for x
x = 2,835,395,127,544,625/61,118,135.84 - Step 6: Final answer
x = 46,392,042.05
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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.