Finding the Fourth Proportional to 54,609,864.24, 75,361,609.76 and 29,491,971.35
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Solution
The fourth proportional to 54,609,864.24, 75,361,609.76 and 29,491,971.35 is: 40,698,918.90
Step by Step Solution
- Step 1: Write the proportion equation
54,609,864.24 : 75,361,609.76 = 29,491,971.35 : x - Step 2: Convert to fraction form
54,609,864.24/75,361,609.76 = 29,491,971.35/x - Step 3: Cross multiply
54,609,864.24x = 75,361,609.76 × 29,491,971.35 - Step 4: Simplify right side
54,609,864.24x = 2,222,562,435,931,800.75 - Step 5: Solve for x
x = 2,222,562,435,931,800.75/54,609,864.24 - Step 6: Final answer
x = 40,698,918.90
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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.