Finding the Fourth Proportional to 38,288,934.84, 52,858,241.91 and 29,567,528.76
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Solution
The fourth proportional to 38,288,934.84, 52,858,241.91 and 29,567,528.76 is: 40,818,257.14
Step by Step Solution
- Step 1: Write the proportion equation
38,288,934.84 : 52,858,241.91 = 29,567,528.76 : x - Step 2: Convert to fraction form
38,288,934.84/52,858,241.91 = 29,567,528.76/x - Step 3: Cross multiply
38,288,934.84x = 52,858,241.91 × 29,567,528.76 - Step 4: Simplify right side
38,288,934.84x = 1,562,887,587,876,962.25 - Step 5: Solve for x
x = 1,562,887,587,876,962.25/38,288,934.84 - Step 6: Final answer
x = 40,818,257.14
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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.